@charset "UTF-8";
/* CSS reset */
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,button,textarea,p,blockquote,th,td{ margin: 0; padding: 0; }
fieldset,img{ border: 0; }
:focus{ outline: 0; }
address,caption,cite,code,dfn,em,strong,th,var,optgroup{ font-style: normal; font-weight: normal; }
h1,h2,h3,h4,h5,h6{ font-size: 100%; font-weight: normal; font-family: "Microsoft YaHei"; }
abbr,acronym{ border: 0; font-variant: normal; }
code,kbd,samp,tt{ font-size: 100%; }
input,button,textarea,select{ *font-size: 100%; border:none;}
body{ background:#fff; color:#5e5e5e; font: 14px/2em Microsoft YaHei,SimSun,Arial;}
ol,ul{ list-style: none; }
table{ border-collapse: collapse; border-spacing: 0; }
caption,th{ text-align: left; }
sup,sub{ font-size: 100%; vertical-align: baseline; }
:link, :visited, ins{ text-decoration: none; }
blockquote,q{ quotes: none; }
blockquote:before, blockquote:after, q:before, q:after{ content: ''; content: none; }
a:link, a:visited{ color: #5e5e5e;}
a:hover { color:#c9394a;}
a:active { color: #666;}
.clearfix:after{content:'\0020';display:block;height:0;clear:both;visibility:hidden; }
.clearfix{*zoom:1;}
.l{float:left;}
.r{float:right;}
.clear{ height:0; overflow:hidden; clear:both}
.hide{display:none;}
.btn.hide{display:none;}
a.hidefocus { outline: none; }
button.hidefocus::-moz-focus-inner { border:none; }
a:focus {outline:none;-moz-outline:none;}
input,textarea {outline:none;}
h2 { font-size: 20px; }
h3 { font-size: 16px; line-height: 32px; }
h5 { font-size: 14px; line-height: 28px; }
/*border && padding*/
.img_border { border: 4px solid #fff; border-radius: 1px;}
.bb { border-bottom: 1px solid #d2d2d2 }
.bt { border-top: 1px solid #d2d2d2 }
.pt15 { padding-top: 15px; }
.pb15 { padding-bottom: 15px; }
.p15{ padding:0 15px}
/*颜色定义*/
.color-gray,a.color-gray:link,a.color-gray:visited{color:#b7bcc0;}html,
body {
  font: 14px/1.5 "Microsoft Yahei", "Hiragino Sans GB", Helvetica, "Helvetica Neue", "微软雅黑", Tahoma, Arial, sans-serif;
  color: #14191e;
}
body {
  overflow-y: scroll;
}
body {
  min-width: 1200px;
  background-color: #edeff0;
}
a:link,
a:visited {
  color: #14191e;
}
a:hover,
a:active {
  color: #cc0000;
}
.clearfix:after {
  content: '\0020';
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}
.clearfix {
  *zoom: 1;
}
.l {
  float: left;
}
.r {
  float: right;
}
.hide {
  display: none;
}
.hide-text {
  text-indent: 100%;
  white-space: nowrap;
  overflow: hidden;
}
.newcontainer,
.page-container {
  margin: 0 auto;
  width: 1198px;
  height:76px;
}
.container {
  margin: 0 auto;
}
.container {
  width: 1200px;
}
#main {
  min-height: 750px;
  padding: 20px 0;
}
.waper {
  width: 1200px;
  margin: 0 auto;
}
.shadow {
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  -moz-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.text-ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
#header {
  background: #000000;
  height:76px;
  width: 1198px;
  margin: 0 auto;
}
#nav {
  width: auto;
  padding-right: 20px;
  height: 76px;
  margin: 0 auto;
  position: relative;
  z-index: 1000;
}
.logo {
  float: left;
}
#logo {
  margin: 16px 0px;
  width: 60px;
}
#logo a,
.logo a {
  display: block;
  height: 50px;
  background: url(../images/logo1.png) no-repeat center center;
  white-space: nowrap;
  overflow: hidden;
  width:58px;
}
.logo a {
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  transition: background-color 0.2s;
}
.logo a:hover {
  background-color: #363c41;
}
.nav-item li {
  float:left;list-style:none;height:76px;
}
.nav-item a {
  display:block;line-height:76px;text-decoration:none;width:73px;color:#fff;font-size:16px;text-align:center;padding:0 15px;
}
.nav-item a:hover,
.nav-item .active a,
.nav-item a.active {
  background:#fff; color:#14191e;
}
.nav-item a .icn-new {
  position: relative;
  display: inline-block;
  *display: inline;
  *zoom: 1;
  top: -10px;
  width: 16px;
  height: 16px;
  background: url(../images/new.png) no-repeat 0 0;
}
.header-app-icon {
  display: inline-block;
  width: 11px;
  height: 16px;
  background: url(../images/head-app-icon.png) no-repeat 0 0;
  vertical-align: -3px;
  margin-right: 5px;
  transition: .3s;
  -moz-transition: .3s;
  -webkit-transition: .3s;
  -o-transition: .3s;
}
#header .app-down-area a {
  display: block;
  padding: 0 8px;
  height: 60px;
  line-height: 60px;
  color: #656e73;
}
#header .app-down-area a:hover {
  color: #fff;
  background-color: #363c41;
}
#header .app-down-area a:hover i {
  background-position: 0 -16px;
}
/*全局搜索*/
.search-area {
  float: right;
  position: relative;
  height: 30px;
  width: 270px;
  margin: 22px 0;
  background:#00b33b;
}
.search-area .search-input {
  padding: 5px 10px;
  width: 190px;
  height: 20px;
  line-height: 20px;
  font-size: 12px;
  float: left;
  border: 0;
  background:#fff;
  color: #14191e;
  -webkit-transition: background-color 0.3s;
  -moz-transition: background-color 0.3s;
  transition: background-color 0.3s;
}
.search-area .search-input:-moz-placeholder {
  color: #787d82;
}
.search-area .search-input::-moz-placeholder {
  color: #787d82;
  opacity: 1;
}
.search-area .search-input:-ms-input-placeholder {
  color: #787d82;
}
.search-area .search-input::-webkit-input-placeholder {
  color: #787d82;
}
.search-area .search-input.placeholder {
  color: #787d82;
}
.search-area .btn_search {
  float: right;
  cursor: pointer;
  width: 60px;
  height: 30px;
  -webkit-transition: background-color 0.3s;
  -moz-transition: background-color 0.3s;
  transition: background-color 0.3s;
}
.search-area .btn_search {
  background: url(../images/gsearch-sprite.png) no-repeat 0 0;
}
.search-area.suggest-active .search-input {
  color: #363d40;
  background: #fff;
}
.search-area.suggest-active .btn_search {
  background-position: 0 -40px;
  background-color: #fff;
}
.search-area .search-area-result {
  position: absolute;
  left: 0px;
  top: 31px;
  width: 238px;
  margin-bottom: 20px;
  border: 1px solid #d3d3d3;
  border-top: none;
  background-color: #fff;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.35);
  font-size: 12px;
  overflow: hidden;
  display: none;
  z-index: 1000;
}
.search-area .search-area-result li {
  height: 40px;
  line-height: 40px;
  padding: 0 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #787d82;
  cursor: pointer;
}
.search-area .search-area-result li:hover,
.search-area .search-area-result .light {
  color: #14191e;
  background-color: #edf0f2;
}
#login-area {
  float: right;
  position: relative;
}
.header-unlogin li {
  float: left;
}
.header-signin a,
.header-signup a {
  display: block;
  width: 60px;
  font-size: 14px;
  text-align: center;
  height: 60px;
  line-height: 60px;
  color: #787d82;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  transition: background-color 0.2s;
}
.header-signin a:hover {
  color: #fff;
  background-color: #cc0000;
}
.header-signup a:hover {
  color: #fff;
  background-color: #363c41;
}
.logined > li {
  float: left;
}
.logined li > a {
  display: block;
  height: 60px;
  line-height: 60px;
  width: 60px;
  color: #787d82;
  text-align: center;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  transition: background-color 0.2s;
}
.logined li > a:hover {
  color: #fff;
  background-color: #363c41;
}
#header-avator:hover {
  background-color: transparent;
}
.my_message a {
  background: url(../images/icon_msg.png) no-repeat center center;
}
.my_message a span {
  display: none;
}
.msg_icon {
  display: none;
  position: absolute;
  padding: 0px 4px;
  height: 16px;
  left: 32px;
  top: 10px;
  line-height: 14px;
  background: #c9394a;
  color: #fff;
  font-style: normal;
  font-size: 10px;
}
.my_mp span {
  display: block;
  line-height: 16px;
  color: #6c7072;
}
.my_mp .mp {
  padding-top: 12px;
  font-size: 12px;
}
.my_mp a:hover .mp_num {
  color: #fff;
}
.set_btn {
  right: 0px;
}
.set_btn a.hover {
  background-color: #363d40;
}
.set_btn img {
  border-radius: 22px;
  border: 2px solid #adb0b1;
  vertical-align: middle;
  display: inline-block;
  background: url(../images/menu_icon.png) no-repeat 0 0;
}
#nav_list {
  display: none;
  z-index: 999;
  width: 140px;
  position: absolute;
  top: 60px;
  right: 0px;
  background: #363c41;
  list-style: none;
}
#nav_list li a {
  border-top: 1px solid #4a5153;
  height: 39px;
  line-height: 39px;
  font-size: 14px;
  background-image: url(../images/menu_icon.png);
  background-repeat: no-repeat;
  display: block;
  color: #fff;
  text-align: left;
  padding: 0;
  padding-left: 47px;
  width: auto;
}
#nav_list a:hover {
  color: #fff;
  background-color: #4d5559;
}
#nav_list #my_space {
  padding: 0 18px;
  background-image: none;
  border: 0;
  height: 49px;
  line-height: 49px;
  text-align: center;
}
#nav_list .my_message {
  background-position: 19px -46px;
}
#nav_list #my_note {
  background-position: 19px -90px;
}
#nav_list #my_question {
  background-position: 19px -128px;
}
#nav_list #my_setting {
  background-position: 19px -167px;
}
#nav_list #my_logout {
  background-position: 19px -207px;
}
.myspace_remind {
  width: 10px;
  height: 10px;
  background: url(../images/space-remind.png) no-repeat 0 0;
  position: absolute;
  top: 10px;
  right: 10px;
}
/*footer*/
#footer {
  background: #000000;
  border-top: 1px solid #e2e4e6;
  font-size: 12px;
  color: #787d82;
  padding: 27px 0;
  min-width: 620px;
}
#footer .waper {
  width: auto;
  max-width: 1200px;
}
#footer .footer_intro {
  padding-left: 40px;
}
#footer p {
  line-height: 1.7;
}
.footer_logo {
  display: none;
  float: left;
  background: url(../images/footer-sprite.png) 0 -230px no-repeat;
  height: 40px;
  width: 120px;
  margin: 0 20px;
}
#footer .des {
  width: 445px;
}
#footer .followus {
  margin-right: 34px;
  padding-left: 30px;
}
.followus a {
  float: left;
  position: relative;
  width: 32px;
  height: 32px;
  background-image: url(../images/footer-sprite.png);
  background-repeat: no-repeat;
  margin: 3px 6px 0;
  opacity: 0.5;
  filter: alpha(opacity=50);
  -webkit-transition: opacity 0.2s;
  -moz-transition: opacity 0.2s;
  transition: opacity 0.2s;
}
#footer .followus a:hover {
  opacity: 1;
  filter: alpha(opacity=100);
}
.flw-weixin-box {
  position: absolute;
  display: none;
  width: 170px;
  height: 220px;
  left: -69px;
  bottom: 35px;
  background: url(../images/footer-sprite.png) no-repeat 0 0;
}
.followus .followus-weixin {
  background-position: 0 -279px;
}
.followus-weixin:hover .flw-weixin-box {
  display: block;
}
.followus .followus-weibo {
  background-position: 0 -321px;
}
.followus .followus-qzone {
  background-position: 0 -363px;
}
.friend-links {
  /*padding-top: 20px ;border-top:1px solid #4F5153;*/
  line-height: 60px;
}
.friend-links a {
  display: inline-block;
  margin-right: 20px;
}
.friend-links a:hover {
  text-decoration: underline;
  color: #000;
}
.friend-links dl {
  padding: 0 10px;
}
.friend-links dd {
  float: left;
  width: 160px;
}
.footer_link ul {
  overflow: hidden;
  margin-top: -1px;
}
.footer_link a:link,
.footer_link a:visited,
.footer_link a:active {
  color: #c8cdd2;
}
.footer_link a:hover {
  color: #fff;
}
#footer .footer_link {
  margin-bottom: 4px;
  line-height: 1.8;
}
#footer .footer_link li {
  margin-right: 30px;
  text-align: center;
  float: left;
}
/*翻页*/
.page {
  margin: 25px 0 auto;
  overflow: hidden;
  clear: both;
  text-align: center;
}
.page-inner {
  padding: 0 20px;
}
.page a {
  display: inline-block;
  margin: 0 5px;
  padding: 0 5px;
  min-width: 20px;
  height: 29px;
  line-height: 30px;
  font-size: 14px;
  color: #787d82;
  text-align: center;
  border-bottom: 1px solid transparent;
  -webkit-transition: border-color 0.2s;
  -moz-transition: border-color 0.2s;
  transition: border-color 0.2s;
}
.page a:hover {
  border-color: #cc0000;
  color: #cc0000;
  text-decoration: none;
}
.page a.active {
  background: #cc0000;
  color: #ffffff;
  border-color: transparent;
}
.page span,
.page-disabled {
  display: inline-block;
  padding: 0 5px;
  min-width: 20px;
  height: 39px;
  line-height: 39px;
  font-size: 14px;
  color: #c8cdd2;
  text-align: center;
}
.page-first,
.page-last {
  width: 50px;
}
.page-prev,
.page-next {
  width: 70px;
}
.page .notmargin {
  margin-right: 0;
}
/* 
HTML structure：
<div class="panel">
  <div class="panel-heading">
    <h3 class="panel-title">Panel title</h3>
  </div>
  <div class="panel-body">
    Panel content
  </div>
  <div class="panel-footer">Panel footer</div>
</div>
panel-heading,
panel-body,
panel-footer all could be select use not necessary
*/
.bordered {
  border-bottom: solid 1px #d0d6d9;
}
.panel {
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  -moz-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  padding: 0 20px;
  color: #14191e;
  background-color: #ffffff;
  margin-bottom: 20px;
}
.panel-heading {
  border-bottom: solid 1px #d0d6d9;
}
.panel-title {
  height: 50px;
  line-height: 50px;
  font-size: 16px;
}
select {
  margin: 0;
  font-size: 100%;
  cursor: pointer;
  font-weight: normal;
  background-color: #fff;
  border: 1px solid #ccc;
  color: #555;
  display: inline-block;
  font-size: 14px;
  height: 30px;
  line-height: 30px;
  padding: 4px 6px;
  vertical-align: middle;
}
select:focus {
  outline: thin dotted #333;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}
/*收藏*/
a.btn-add-collection {
  display: block;
  background: url(../images/new_add_collection.png) no-repeat 46px top;
  height: 32px;
  color: #909b9e;
  text-align: center;
  line-height: 35px;
}
a.btn-add-collection:hover {
  background-position: 46px -44px;
  color: #fff;
}
a.btn-remove-collection {
  background-position: 46px -88px;
  color: #909b9e;
}
a.btn-remove-collection:hover {
  background-position: 46px -130px;
}
.course-title .btn-add-collection {
  margin-top: 6px;
}
.videohead .btn-add-collection {
  margin-top: 20px;
}
.js-btn-collection .concerned-icon {
  margin-top: 34px;
  display: inline-block;
}
/*进度条*/
progress {
  display: inline-block;
  background: #f0f0f0;
  border: 0;
  height: 6px;
  color: #aad94a;
  /*IE10 #c9394a*/
  width: 400px;
}
progress::-webkit-progress-bar {
  background: #f0f0f0;
}
progress::-moz-progress-bar {
  background: #aad94a;
}
progress::-webkit-progress-value {
  background: #aad94a;
}
.progress {
  background: #f0f0f0;
  height: 6px;
  width: 400px;
  display: inline-block;
}
.progressBar {
  background: #aad94a;
  height: 6px;
}
.teacher-icon {
  width: 7px;
  margin-left: 5px;
  position: relative;
  top: 1px;
}
/*回到顶部*/
.elevator {
  position: fixed;
  right: 15px;
  bottom: 10px;
  z-index: 1030;
}
.elevator a {
  display: block;
  position: relative;
  margin: 1px 0;
  outline: none;
  height: 52px;
  width: 52px;
  -webkit-transition: background-position 0.15s;
  -moz-transition: background-position 0.15s;
  transition: background-position 0.15s;
  background: url(../images/elevator.png) no-repeat;
}
.elevator .elevator-diaocha {
  background-position: 0 -798px;
}
.elevator .elevator-diaocha:hover {
  background-position: 0 -984px;
}
.elevator .elevator-app-box {
  position: absolute;
  width: 172px;
  height: 194px;
  bottom: -10px;
  right: 46px;
  -webkit-transition: opacity 0.25s, transform .3s;
  -moz-transition: opacity 0.25s, transform .3s;
  transition: opacity 0.25s, transform .3s;
  opacity: 0;
  filter: alpha(opacity=0);
  max-width: 0;
  -webkit-transform: scale(0.01);
  -ms-transform: scale(0.01);
  transform: scale(0.01);
  -webkit-transform-origin: 100% 95%;
  -ms-transform-origin: 100% 95%;
  transform-origin: 100% 95%;
  background: url(../images/elevator.png) no-repeat 0 -222px;
}
.elevator .elevator-app {
  background-position: 0 -550px;
}
.elevator .elevator-app:hover {
  background-position: 0 -612px;
}
.elevator .elevator-app:hover .elevator-app-box {
  display: block;
  visibility: visible;
  opacity: 1;
  filter: alpha(opacity=100);
  max-width: none;
  -webkit-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1);
}
.elevator .elevator-weixin-box {
  position: absolute;
  /* display: none; */
  width: 172px;
  height: 212px;
  bottom: -10px;
  right: 46px;
  -webkit-transition: opacity 0.25s, transform .3s;
  -moz-transition: opacity 0.25s, transform .3s;
  transition: opacity 0.25s, transform .3s;
  opacity: 0;
  filter: alpha(opacity=0);
  max-width: 0;
  -webkit-transform: scale(0.01);
  -ms-transform: scale(0.01);
  transform: scale(0.01);
  -webkit-transform-origin: 100% 95%;
  -ms-transform-origin: 100% 95%;
  transform-origin: 100% 95%;
  background: url(../images/elevator.png) no-repeat 0 0;
}
.elevator .elevator-weixin {
  background-position: 0 -860px;
}
.elevator .elevator-weixin:hover {
  background-position: 0 -922px;
}
.elevator .elevator-weixin:hover .elevator-weixin-box {
  /* max-width: none; */
  display: block;
  visibility: visible;
  opacity: 1;
  filter: alpha(opacity=100);
  max-width: none;
  -webkit-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1);
}
.elevator .elevator-msg {
  background-position: 0 -426px;
}
.elevator .elevator-msg:hover {
  background-position: 0 -488px;
}
.elevator .elevator-top {
  background-position: 0 -674px;
}
.elevator .elevator-top:hover {
  background-position: 0 -736px;
}
a {
  outline: none;
}
a:active {
  star: expression(this.onFocus=this.blur());
}
a,
input,
button {
  outline: none;
}
button::-moz-focus-inner {
  border: 0px;
}
input::-moz-focus-inner {
  border: 0px;
}
.autowrap {
  word-wrap: break-word;
  word-break: break-all;
}
.compatible-contianer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  min-width: 800px;
  height: 30px;
  line-height: 30px;
  background: url(/static/images/iebg.gif) repeat-x;
  z-index: 999999;
}
.cpt-ct {
  color: #363636;
  font-size: 12px;
  text-align: center;
}
.cpt-ct i {
  display: inline-block;
  width: 12px;
  height: 14px;
  vertical-align: -2px;
  margin-right: 5px;
  background: url(../images/iefixed-sprite.png) no-repeat 0 0;
}
.cpt-ct a {
  color: #39b94e;
}
.cpt-ct a:hover {
  text-decoration: underline;
}
.cpt-handle {
  position: absolute;
  right: 20px;
  top: 0;
  font-size: 12px;
  line-height: 27px;
}
.cpt-handle a {
  display: inline-block;
  vertical-align: middle;
}
.cpt-handle .cpt-agin {
  color: #656e73;
  margin-right: 5px;
}
.cpt-handle .cpt-agin:hover {
  color: #363d40;
}
.cpt-close {
  width: 16px;
  height: 16px;
  text-align: center;
  line-height: 16px;
  border-radius: 50%;
  transition: 0.3s;
}
.cpt-close:hover {
  background-color: #fc8800;
}
.cpt-close i {
  display: inline-block;
  height: 8px;
  width: 8px;
  vertical-align: 1px;
  background: url(../images/iefixed-sprite.png) no-repeat 0 -24px;
}
.cpt-close:hover i {
  background-position: 0 -42px;
}
/*用户卡片样式*/
.layer-usercard {
  position: absolute;
  z-index: 999;
  width: 370px;
  height: 165px;
  background: #fff;
  box-shadow: 0 2px 2px #999;
}
.layer-usercard .arrow {
  position: absolute;
  left: 65px;
  top: -11px;
  width: 19px;
  height: 11px;
  background: url(../images/dot_usercard.png);
}
.layer-usercard-header {
  height: 110px;
  background: #2a2c2e;
}
.layer-usercard-header .avatar img {
  border-radius: 50px;
  left: 21px;
  position: absolute;
  top: 21px;
  border: 3px solid #7f8082;
}
.layer-usercard-header dt,
.layer-usercard-header dd {
  float: right;
  width: 245px;
  padding-right: 20px;
  color: #fff;
}
.layer-usercard-header dt {
  padding-top: 20px;
  font-size: 18px;
}
.layer-usercard-header dd {
  font-size: 12px;
}
.layer-usercard-info ul {
  overflow: hidden;
  padding-top: 16px;
  height: 32px;
  font-size: 16px;
  color: #364247;
  position: relative;
}
.layer-usercard-info li {
  float: left;
  padding: 0 22px;
  border-right: 1px solid #d9d9d9;
}
.layer-usercard-info span {
  color: #969b9e;
  font-size: 12px;
}
.layer-usercard-info li.noborder {
  border: 0;
}
li.layer-usercard-medal {
  padding: 0;
  top: 12px;
  right: 10px;
  width: 117px;
  position: absolute;
  border: 0;
}
.layer-usercard-medal a {
  width: 32px;
  height: 32px;
  float: left;
  margin-right: 5px;
  border-radius: 1px;
  overflow: hidden;
}
.ipt {
  color: #14191e;
  background-color: #ffffff;
  border: 1px solid #98a1a6;
  height: 20px;
  padding: 9px 9px;
  font-size: 14px;
  line-height: 20px;
  border-radius: 0;
  -webkit-transition: border-color ease-in-out .15s, box-shadow ease-in-out .15s;
  -moz-transition: border-color ease-in-out .15s, box-shadow ease-in-out .15s;
  transition: border-color ease-in-out .15s, box-shadow ease-in-out .15s;
  border-color: #98a1a6;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  -moz-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
}
select.ipt {
  height: 20px;
  line-height: 20px;
}
textarea.ipt,
select[multiple].ipt {
  height: auto;
}
.ipt:-moz-placeholder {
  color: #c8cdd2;
}
.ipt::-moz-placeholder {
  color: #c8cdd2;
  opacity: 1;
}
.ipt:-ms-input-placeholder {
  color: #c8cdd2;
}
.ipt::-webkit-input-placeholder {
  color: #c8cdd2;
}
.ipt.placeholder {
  color: #c8cdd2;
}
.ipt:focus {
  border-color: #000000;
  outline: 0;
  -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(0, 0, 0, 0.4);
  -moz-box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(0, 0, 0, 0.4);
  box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(0, 0, 0, 0.4);
}
.ipt[disabled],
.ipt[readonly],
.ipt.disabled {
  cursor: default;
  background-color: #edf1f2;
  opacity: 1;
}
textarea.ipt {
  height: auto;
}
.ipt-error {
  color: #cc0000;
  border-color: #cc0000;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  -moz-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
}
.ipt-error:focus {
  border-color: #cc0000;
  outline: 0;
  -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(204, 0, 0, 0.4);
  -moz-box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(204, 0, 0, 0.4);
  box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(204, 0, 0, 0.4);
}
.btn {
  display: inline-block;
  margin-bottom: 0;
  font-weight: 200;
  text-align: center;
  vertical-align: middle;
  touch-action: manipulation;
  cursor: pointer;
  text-decoration: none;
  box-sizing: content-box;
  background-image: none;
  border: 1px solid transparent;
  -webkit-appearance: none;
  white-space: nowrap;
  outline: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.btn:hover,
.btn:focus,
.btn.focus {
  color: #fff;
  text-decoration: none;
}
.btn:active,
.btn.active {
  outline: 0;
  background-image: none;
}
.btn.disabled,
.btn[disabled],
fieldset[disabled] .btn {
  pointer-events: none;
  opacity: 0.65;
  filter: alpha(opacity=65);
  box-shadow: none;
}
.btn-red {
  color: #ffffff;
  background-color: #cc0000;
  border-color: #cc0000;
  border-style: solid;
  border-width: 1px;
  cursor: pointer;
  -weibkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  transition: all 0.3s;
  width: 138px;
  height: 38px;
  line-height: 38px;
  font-size: 14px;
}
.btn-red:link,
.btn-red:visited {
  color: #ffffff;
}
.btn-red:hover,
.btn-red:focus,
.btn-red.focus {
  color: #ffffff;
  background-color: #f00000;
  border-color: #f00000;
}
.btn-red:active,
.btn-red.active {
  background-color: #b30000;
  border-color: #b30000;
}
.btn-red.disabled,
.btn-red[disabled],
.btn-red.disabled:hover,
.btn-red[disabled]:hover,
.btn-red.disabled:focus,
.btn-red[disabled]:focus,
.btn-red.disabled.focus,
.btn-red[disabled].focus,
.btn-red.disabled:active,
.btn-red[disabled]:active,
.btn-red.disabled.active,
.btn-red[disabled].active {
  cursor: default;
  box-shadow: none;
  background-color: #cc0000;
  border-color: #cc0000;
}
.btn-blue {
  color: #ffffff;
  background-color: #0088cc;
  border-color: #0088cc;
  border-style: solid;
  border-width: 1px;
  cursor: pointer;
  -weibkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  transition: all 0.3s;
  width: 138px;
  height: 38px;
  line-height: 38px;
  font-size: 14px;
}
.btn-blue:link,
.btn-blue:visited {
  color: #ffffff;
}
.btn-blue:hover,
.btn-blue:focus,
.btn-blue.focus {
  color: #ffffff;
  background-color: #00a0f0;
  border-color: #00a0f0;
}
.btn-blue:active,
.btn-blue.active {
  background-color: #0077b3;
  border-color: #0077b3;
}
.btn-blue.disabled,
.btn-blue[disabled],
.btn-blue.disabled:hover,
.btn-blue[disabled]:hover,
.btn-blue.disabled:focus,
.btn-blue[disabled]:focus,
.btn-blue.disabled.focus,
.btn-blue[disabled].focus,
.btn-blue.disabled:active,
.btn-blue[disabled]:active,
.btn-blue.disabled.active,
.btn-blue[disabled].active {
  cursor: default;
  box-shadow: none;
  background-color: #0088cc;
  border-color: #0088cc;
}
.btn-green {
  color: #ffffff;
  background-color: #00b33b;
  border-color: #00b33b;
  border-style: solid;
  border-width: 1px;
  cursor: pointer;
  -weibkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  transition: all 0.3s;
  width: 138px;
  height: 38px;
  line-height: 38px;
  font-size: 14px;
}
.btn-green:link,
.btn-green:visited {
  color: #ffffff;
}
.btn-green:hover,
.btn-green:focus,
.btn-green.focus {
  color: #ffffff;
  background-color: #00d747;
  border-color: #00d747;
}
.btn-green:active,
.btn-green.active {
  background-color: #009a33;
  border-color: #009a33;
}
.btn-green.disabled,
.btn-green[disabled],
.btn-green.disabled:hover,
.btn-green[disabled]:hover,
.btn-green.disabled:focus,
.btn-green[disabled]:focus,
.btn-green.disabled.focus,
.btn-green[disabled].focus,
.btn-green.disabled:active,
.btn-green[disabled]:active,
.btn-green.disabled.active,
.btn-green[disabled].active {
  cursor: default;
  box-shadow: none;
  background-color: #00b33b;
  border-color: #00b33b;
}
.btn-normal {
  color: #787d82;
  background-color: #ffffff;
  border-color: #d0d6d9;
  border-style: solid;
  border-width: 1px;
  cursor: pointer;
  -weibkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  transition: all 0.3s;
  width: 138px;
  height: 38px;
  line-height: 38px;
  font-size: 14px;
}
.btn-normal:link,
.btn-normal:visited {
  color: #787d82;
}
.btn-normal:hover,
.btn-normal:focus,
.btn-normal.focus {
  color: #787d82;
  background-color: #edf1f2;
  border-color: #98a1a6;
}
.btn-normal:active,
.btn-normal.active {
  background-color: #f2f2f2;
  border-color: #c2cace;
}
.btn-normal.disabled,
.btn-normal[disabled],
.btn-normal.disabled:hover,
.btn-normal[disabled]:hover,
.btn-normal.disabled:focus,
.btn-normal[disabled]:focus,
.btn-normal.disabled.focus,
.btn-normal[disabled].focus,
.btn-normal.disabled:active,
.btn-normal[disabled]:active,
.btn-normal.disabled.active,
.btn-normal[disabled].active {
  cursor: default;
  box-shadow: none;
  background-color: #ffffff;
  border-color: #d0d6d9;
}
.btn-sm {
  width: 78px;
  height: 28px;
  line-height: 28px;
  font-size: 12px;
}
/*发问题匹配问答关键词*/
.send-area-result {
  background: #fff;
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
  -moz-box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
  position: absolute;
  top: 41px;
  left: 0;
  width: inherit;
}
.send-area-result dt {
  font-size: 12px;
  color: #c8cdd2;
  line-height: 40px;
  height: 40px;
  padding: 0 10px;
}
.send-area-result dd {
  height: 40px;
  line-height: 40px;
}
.send-area-result dd a.questiontitle {
  border: none;
  font-size: 14px;
  color: #787d82;
  width: inherit;
  text-align: left;
  height: 40px;
  line-height: 40px;
  padding: 0 10px;
  display: block;
}
.oncurr {
  color: #14191e;
  background: #edf1f2;
}
.send-area-result dd a.questiontitle i,
.send-area-result dd a.questiontitle em {
  font-style: normal;
  font-size: 12px;
  margin-left: 10px;
}
.send-area-result dd a.questiontitle em {
  color: #c8cdd2;
}
.send-area-result dd a.questiontitle i {
  color: #00b33b;
}
.g-menu-mini .menu-ctrl {
  display: none;
  visibility: hidden;
  opacity: 0;
  width: 0;
  height: 0;
  line-height: 0;
  font-size: 0;
  color: #787d82;
  text-align: center;
  -webkit-transform: translateX(-10px);
  -ms-transform: translateX(-10px);
  transform: translateX(-10px);
  -webkit-transition: opacity 0.3s, -webkit-transform 0.3s;
  transition: opacity .3s,transform .3s;
  overflow: hidden;
}
.g-menu-mini:hover .menu-ctrl {
  background-color: #222428;
  color: #fff;

}
/* 顶部导航用户卡片 */
.g-user-card {
  position: absolute;
  right: 0;
  top: 100%;
  width: 300px;
  padding-top: 10px;
  /* opacity: 0;
  filter: alpha(opacity=0); */
  visibility: hidden;
  /* transform: rotateY(30deg) rotateX(-10deg);
  transition: all .3s, transform 0.6s cubic-bezier(0.285, 1.65, 0.745, 1.65); */
  z-index: 1000;
}
.g-user-card .card-inner {
  background-color: #fff;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}
.g-user-card .card-top {
  padding-left: 100px;
  height: 100px;
  background: #f34131 url(../images/user_card_top.png) no-repeat center 0;
  color: #fff;
}
.g-user-card .card-top img {
  float: left;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 2px solid #fff;
  margin: 20px 0 0 -82px;
}
.g-user-card .card-top .name {
  display: block;
  padding-top: 30px;
  font-size: 18px;
}
.g-user-card .card-top .meta {
  font-size: 12px;
}
.g-user-card .card-top .meta span {
  margin-right: 12px;
}
.g-user-card .card-top .meta b {
  margin-left: 2px;
}
.g-user-card .card-links {
  position: relative;
  height: 60px;
  line-height: 60px;
}
.g-user-card .card-links a,
.g-user-card .card-links .split {
  position: absolute;
}
.g-user-card .card-links .split {
  left: 150px;
  top: 0;
  margin-top: 15px;
  width: 1px;
  height: 30px;
  background-color: #edf1f2;
}
.g-user-card .card-links a {
  left: 20px;
  top: 0;
  font-weight: bold;
}
.g-user-card .card-links .my-sns {
  left: 172px;
}
.g-user-card .card-history,
.g-user-card .card-links {
  margin-bottom: -1px;
  border-bottom: 1px solid #edf1f2;
}
.g-user-card .card-history {
  height: 70px;
}
.g-user-card .card-history .history-item {
  display: block;
  position: relative;
  padding: 18px 74px 14px 46px;
  font-size: 12px;
  color: #787d82;
  transition: background-color 0.2s;
}
.g-user-card .card-history .history-item .tit {
  display: block;
  margin-bottom: 4px;
  font-weight: bold;
}
.g-user-card .card-history .history-item .media-name {
  display: block;
}
.g-user-card .card-history .history-item .icon-clock {
  position: absolute;
  left: 20px;
  top: 22px;
}
.g-user-card .card-history .history-item .continue {
  position: absolute;
  right: 20px;
  top: 18px;
  color: #f01400;
}
.g-user-card .card-history .history-item .continue:hover {
  color: #d81200;
}
.g-user-card .card-sets {
  padding: 0 20px;
  height: 40px;
  line-height: 40px;
  font-size: 12px;
}
.g-user-card .card-sets a {
  color: #787d82;
}
.g-user-card .card-sets a:hover {
  color: #f01400;
}
.g-user-card .card-arr {
  position: absolute;
  right: 23px;
  top: 2px;
  border-width: 0 7px 8px 7px;
  border-color: transparent transparent #f01400 transparent;
  border-style: solid;
}
.user-card-box {
  position: relative;
}
.user-card-box:hover .g-user-card {
  visibility: visible;
  /* opacity: 1;
  filter: alpha(opacity=100);
  transform: rotateY(0) rotateX(0); */
}
.user-card-box .user-card-item img {
  width: 28px;
  height: 28px;
  border-color: #4d5559;
}
.user-card-box:hover .user-card-item img {
  border-color: #f22c1a;
}
@media screen and (max-width: 1004px) {
  .nav-item li {
    transition: .3s;
    margin: 0;
    width: 60px;
  }
}
@media screen and (max-width: 961px) {
  .search-area {
    width: 200px;
  }
  .search-area .search-input {
    width: 150px;
  }
}
@media screen and (max-width: 915px) {
  #nav {
    width: 803px;
  }
  .search-area {
    width: 135px;
  }
  .search-area .search-input {
    width: 85px;
  }
}
/* 底部导航 */
@media screen and (max-width: 850px) {
  #footer .followus {
    padding-left: 0;
  }
  #footer .footer_link li {
    margin-right: 10px;
  }
}
@media screen and (max-width: 801px) {
  #nav {
    width: auto;
  }
  #logo {
    margin-right: 0;
  }
  .g-menu-mini .menu-ctrl {
    display: inline-block;
    *display: inline;
    *zoom: 1;
    visibility: visible;
    width: 60px;
    height: 60px;
    line-height: 60px;
    opacity: 1;
    -webkit-transform: translateX(0);
    -ms-transform: translateX(0);
    transform: translateX(0);
    font-size: 24px;
    overflow: visible;
  }
  .g-menu-mini {
    position: relative;
  }
  .g-menu-mini:hover .nav-item {
    display: block;
  }
  .nav-item {
    display: none;
    position: absolute;
    left: 0;
    top: 100%;
    min-width: 140px;
    background-color: #222428;
  }
  .nav-item li {
    float: none;
    margin: 0;
    width: 100%;
  }
  .nav-item li a {
    padding-left: 30px;
    text-align: left;
  }
  .search-area {
    width: 135px;
  }
  .search-area .search-input {
    width: 85px;
  }
}
@media screen and (max-width: 680px) {
  #footer {
    text-align: center;
  }
  #footer .followus {
    float: none;
    padding: 0;
    margin-bottom: 8px;
  }
  #footer .followus a {
    float: none;
    display: inline-block;
  }
  #footer .footer_intro {
    float: none;
    padding-left: 0;
  }
  #footer .footer_link li {
    float: none;
    display: inline-block;
    margin-right: 16px;
  }
}
@media screen and (max-width: 620px) {
  .search-area {
    width: 124px;
  }
  .search-area .search-input {
    width: 74px;
  }
}
@font-face {
  font-family: 'icomoon';
  src: url('/static/fonts/icomoon.eot?-c9v9sm');
  src: url('/static/fonts/icomoon.eot?-c9v9sm#iefix') format('embedded-opentype'), url('/static/fonts/icomoon.woff?-c9v9sm') format('woff'), url('/static/fonts/icomoon.ttf?-c9v9sm') format('truetype'), url('/static/fonts/icomoon.svg?-c9v9sm#icomoon') format('svg');
  font-weight: normal;
  font-style: normal;
}
[class^="icon-"],
[class*=" icon-"] {
  font-family: 'icomoon';
  speak: none;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  text-transform: none;
  line-height: 1;
  /* Better Font Rendering =========== */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-stroke-width: 0.2px;
}
.icon-show-pw:before {
  content: "\e648";
}
.icon-share-weibo:before {
  content: "\e645";
}
.icon-share-weichat:before {
  content: "\e646";
}
.icon-share-qq:before {
  content: "\e647";
}
.icon-share-weibo:before {
  content: "\e645";
}
.icon-share-weichat:before {
  content: "\e646";
}
.icon-share-qq:before {
  content: "\e647";
}
.icon-tick:before {
  content: "\e600";
}
.icon-home:before {
  content: "\e601";
}
.icon-clock:before {
  content: "\e602";
}
.icon-chat:before {
  content: "\e603";
}
.icon-msg:before {
  content: "\e604";
}
.icon-resp:before {
  content: "\e605";
}
.icon-addques:before {
  content: "\e606";
}
.icon-user:before {
  content: "\e607";
}
.icon-wiki:before {
  content: "\e608";
}
.icon-plan:before {
  content: "\e609";
}
.icon-note:before {
  content: "\e60a";
}
.icon-edit:before {
  content: "\e60b";
}
.icon-share:before {
  content: "\e60c";
}
.icon-set:before {
  content: "\e60d";
}
.icon-camera:before {
  content: "\e60e";
}
.icon-del:before {
  content: "\e60f";
}
.icon-search:before {
  content: "\e610";
}
.icon-key:before {
  content: "\e611";
}
.icon-mail:before {
  content: "\e612";
}
.icon-smail:before {
  content: "\e613";
}
.icon-point:before {
  content: "\e614";
}
.icon-ques:before {
  content: "\e615";
}
.icon-tick2:before {
  content: "\e616";
}
.icon-chapter:before {
  content: "\e617";
}
.icon-mobile:before {
  content: "\e618";
}
.icon-gotop:before {
  content: "\e619";
}
.icon-statistic:before {
  content: "\e61a";
}
.icon-code:before {
  content: "\e61b";
}
.icon-video:before {
  content: "\e61c";
}
.icon-test:before {
  content: "\e61d";
}
.icon-menu:before {
  content: "\e61e";
}
.icon-plus:before {
  content: "\e61f";
}
.icon-sub:before {
  content: "\e620";
}
.icon-close:before {
  content: "\e621";
}
.icon-down:before {
  content: "\e622";
}
.icon-left:before {
  content: "\e623";
}
.icon-top:before {
  content: "\e624";
}
.icon-right:before {
  content: "\e625";
}
.icon-exit:before {
  content: "\e626";
}
.icon-refresh:before {
  content: "\e627";
}
.icon-again:before {
  content: "\e628";
}
.icon-bell:before {
  content: "\e629";
}
.icon-nobell:before {
  content: "\e62a";
}
.icon-nolearn:before {
  content: "\e62b";
}
.icon-half:before {
  content: "\e62c";
}
.icon-full:before {
  content: "\e62d";
}
.icon-point-revert:before {
  content: "\e62e";
}
.icon-ques-revert:before {
  content: "\e62f";
}
.icon-tick-revert:before {
  content: "\e630";
}
.icon-flag:before {
  content: "\e631";
}
.icon-msg-revert:before {
  content: "\e632";
}
.icon-ad:before {
  content: "\e633";
}
.icon-imooc:before {
  content: "\e634";
}
.icon-thumb:before {
  content: "\e635";
}
.icon-thumb-revert:before {
  content: "\e636";
}
.icon-star:before {
  content: "\e637";
}
.icon-star-revert:before {
  content: "\e638";
}
.icon-heart:before {
  content: "\e639";
}
.icon-heart-revert:before {
  content: "\e63a";
}
.icon-qq:before {
  content: "\e63b";
}
.icon-weibo:before {
  content: "\e63c";
}
.icon-qqweibo:before {
  content: "\e63d";
}
.icon-weixin:before {
  content: "\e63e";
}
.icon-folder:before {
  content: "\e63f";
}
.icon-jian:before {
  content: "\e640";
}
.icon-ding:before {
  content: "\e641";
}
.icon-you:before {
  content: "\e642";
}
.icon-apple:before {
  content: "\e643";
}
.icon-android:before {
  content: "\e644";
}
.class-shadow {
  margin-bottom: 20px;
  border: 1px solid #e6e8e9;
  border-top: 0;
  background-color: #fff;
  box-shadow: 0px 1px 2px #d5d7d8;
}
.box-shadow {
  box-shadow: 0 1px 2px #c5c5c5;
}
.box-shadow-hover {
  box-shadow: 0 2px 8px #bbb;
}
body {
  min-width: 620px;
  background: #edeff0;
}
.course-nav {
  min-width: 900px;
  height: 40px;
  line-height: 40px;
  background: #fff;
  box-shadow: 0 1px 2px #c5c5c5;
}
.course-nav ul {
  margin: 0 auto;
  padding-left: 140px;
  width: 1060px;
}
.course-nav li {
  width: 100px;
  float: left;
  text-align: center;
  font-size: 12px;
}
.course-nav a.curr,
.course-nav a.curr:hover {
  color: #cc0000;
}
.course-nav a:hover {
  color: #14191e;
}
.container {
  width: 1200px;
  color: #656e73;
}
.fixed {
  position: fixed !important;
  top: 0;
  z-index: 9;
}
.btn-green {
  padding: 0 50px;
  height: 38px;
  line-height: 38px;
  background: #39b94e;
  border-bottom: 2px solid #33a646;
  color: #fff;
  text-align: center;
  cursor: pointer;
  display: inline-block;
  font-size: 14px;
  font-family: Microsoft YaHei;
  transition: 0.3s;
  -moz-transition: 0.3s;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
}
a.btn-green:hover {
  opacity: 0.8;
  filter: alpha(opacity=80);
}
a.btn-green:hover,
a.btn-green:link,
a.btn-green:visited {
  color: #fff;
}
.gotoTopBtn {
  margin-left: 610px;
}
.course-sidebar {
  float: left;
  width: 262px;
}
.course-sidebar .course-sidebar-type {
  position: relative;
  width: 260px;
  margin-bottom: 20px;
  background-color: #fff;
  box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
}
.dot-sidebar-curr {
  position: absolute;
  left: 0;
  height: 60px;
  width: 2px;
  background: #cc0000;
}
.course-category {
  padding: 0 20px;
  font-size: 14px;
  height: 60px;
  position: relative;
  z-index: 99;
}
.course-category a.course-category-link {
  height: 59px;
  line-height: 59px;
  border-bottom: 1px solid #edf1f2;
  display: block;
  padding-left: 10px;
}
.course-category a.course-category-link:hover,
.course-category.hover a.course-category-link {
  color: #14191e;
}
.course-category-more.hover a.course-category-link {
  border-bottom: 1px solid #fff;
}
.course-category.curr a.course-category-link,
.course-category.curr.hover a.course-category-link {
  color: #cc0000;
}
.course-category i {
  background: url(../images/dot_menu_arrow.png);
  width: 7px;
  height: 12px;
  display: block;
  position: absolute;
  right: 30px;
  top: 26px;
}
.course-category.curr i,
.course-category.curr.hover a.course-category-link i {
  background-position: 0 -24px;
}
.course-category.hover a.course-category-link i {
  background-position: 0 -12px;
}
.course-category.course-category-more.hover {
  box-shadow: 0px 2px 5px #d5d7d8;
}
/*.course-category:hover .course-category-sort{
  display: block;
}*/
.course-category .course-category-sort {
  display: none;
  position: absolute;
  top: 0;
  left: 250px;
  width: 290px;
  font-size: 14px;
  background: #fff;
  z-index: 9;
  box-shadow: 0px 2px 5px #d5d7d8;
}
.course-category .course-category-sort ul {
  padding: 10px;
  overflow: hidden;
}
.course-category .course-category-sort li {
  width: 80px;
  line-height: 30px;
  float: left;
  font-size: 12px;
  margin: 5px;
}
.course-category .course-category-sort li a {
  display: block;
  width: 100%;
  height: 30px;
  text-align: center;
  transition: background 0.6s;
  -moz-transition: background 0.6s;
  -webkit-transition: background 0.6s;
  -o-transition: background 0.6s;
  transition: color 0.3s;
  -moz-transition: color 0.3s;
  -webkit-transition: color 0.3s;
  -o-transition: color 0.3s;
}
.course-category .course-category-sort li.curr a,
.course-category .course-category-sort li a:hover {
  background: #cc0000;
  color: #fff;
}
.course-category-sort-bg {
  position: absolute;
  left: -5px;
  top: 0;
  height: 60px;
  width: 5px;
  background: #fff;
}
.course-content {
  float: right;
  position: relative;
  width: 920px;
  min-height: 720px;
  background: #fff;
  box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
}
.course-content .loading {
  position: fixed;
  position: absolute;
  margin-top: -150px;
  z-index: 2;
  width: 920px;
  height: 52px;
}
.course-content .bg-loading {
  position: absolute;
  width: 920px;
  background: #fff;
  z-index: 2;
  left: 0;
  display: none;
}
.course-content .course-tools {
  height: 50px;
  background: #fff;
  padding: 0 20px;
  width: 880px;
}
.course-content .course-tools h2 {
  padding: 10px 0;
  line-height: 29px;
  height: 29px;
  color: #99a1a6;
  font-size: 14px;
  border-bottom: 1px solid #d0d6d9;
}
.course-content .course-tools h2 span {
  color: #787d82;
}
.course-content .course-tools h2 strong {
  font-size: 14px;
  font-weight: normal;
  color: #14191e;
}
.course-content .course-tools .course-sidebar-sort {
  position: absolute;
  right: 80px;
  top: 16px;
}
.course-content .course-tools .course-sidebar-sort li {
  float: left;
  width: 100px;
  text-align: center;
  font-size: 12px;
}
.course-content .course-tools .course-sidebar-sort li a {
  color: #787d82;
  display: block;
  line-height: 20px;
}
.course-content .course-tools .course-sidebar-sort li a.curr,
.course-content .course-tools .course-sidebar-sort li a:hover {
  color: #14191e;
}
.course-filter {
  cursor: pointer;
  width: 60px;
  height: 40px;
  position: absolute;
  top: 9px;
  right: 20px;
  background: url(../images/icon_filter.png) no-repeat top center;
}
.course-filter.hover {
  box-shadow: 0px 2px 5px #d5d7d8;
  background-position: center bottom;
}
.course-sidebar-filter {
  display: none;
  background: none repeat scroll 0 0 #fff;
  box-shadow: 0 2px 5px #d5d7d8;
  font-size: 14px;
  right: 0px;
  position: absolute;
  top: 36px;
  width: 220px;
  padding: 20px;
  z-index: 9;
}
.course-sidebar-filter-bg {
  width: 60px;
  height: 5px;
  position: absolute;
  right: 0;
  top: -5px;
  background: #fff;
}
.course-sidebar-filter dl {
  overflow: hidden;
  color: #14191e;
  font-size: 12px;
}
.course-sidebar-filter dd {
  float: left;
  line-height: 30px;
  width: 50px;
  margin: 20px 6px 20px 0;
}
.course-sidebar-filter dd:last-child {
  margin-right: 0;
}
.course-sidebar-filter dd a {
  display: block;
  height: 30px;
  text-align: center;
  transition: color 0.3s ease 0s;
  width: 100px;
}
.course-sidebar-filter dd a {
  display: block;
  width: 100%;
  height: 30px;
  text-align: center;
  transition: background 0.6s;
  -moz-transition: background 0.6s;
  -webkit-transition: background 0.6s;
  -o-transition: background 0.6s;
  transition: color 0.3s;
  -moz-transition: color 0.3s;
  -webkit-transition: color 0.3s;
  -o-transition: color 0.3s;
}
.course-sidebar-filter dd.curr a,
.course-sidebar-filter dd a:hover {
  background: #cc0000;
  color: #fff;
}
.course-content .course-tools .course-tools-learn {
  border-top: 1px solid #edf1f2;
  padding-top: 12px;
}
.course-content .course-tools .course-tools-learn a {
  padding-left: 30px;
  line-height: 28px;
  display: block;
  font-size: 12px;
  color: #787d82;
  opacity: 1;
  filter: alpha(opacity=100);
  transition: opacity 0.3s;
  -moz-transition: opacity 0.3s;
  -webkit-transition: opacity 0.3s;
  -o-transition: opacity 0.3s;
  background: url(../images/dot_checkbox.png) no-repeat left -1px;
}
.course-content .course-tools .course-tools-learn a:hover {
  color: #14191e;
}
.course-content .course-tools a.course-tools-checked {
  background-position: left -31px;
  color: #4d5559;
}
.course-content .course-tools .dot-tool-curr {
  position: absolute;
  width: 100px;
  height: 2px;
  right: 180px;
  top: 48px;
  background: #7e878c;
}
.gotoTopBtn {
  z-index: 12;
}
.discover-container {
  margin-top: -5px;
}
.discover-img {
  height: 300px;
  background: #d1d6da;
  overflow: hidden;
}
.discover-img-btn {
  width: 310px;
  height: 210px;
  position: absolute;
  display: block;
  z-index: 999;
  top: 20px;
}
.discover-img-box {
  width: 1200px;
  height: 240px;
  margin: 30px auto 0;
  position: relative;
  z-index: 0;
}
.btn-next {
  right: 0;
}
.discover-img li {
  position: absolute;
  background: #000;
  -webkit-box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  -moz-box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}
.discover-img li img {
  width: 100%;
  height: 100%;
}
.discover-img li span {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  background: #000;
  opacity: 0;
  filter: alpha(opacity=0);
}
.discover-nav {
  text-align: center;
}
.discover-nav span {
  width: 10px;
  height: 10px;
  display: inline-block;
  margin: 10px 5px;
  background: #787d82;
  border-radius: 5px;
  cursor: pointer;
}
.discover-nav span.curr {
  background: #cc0000;
}
.discover-title {
  position: relative;
}
.discover-title h3 {
  padding: 25px 0 15px;
  color: #14191e;
  font-size: 18px;
  line-height: 20px;
}
.discover-title a {
  font-size: 14px;
  position: absolute;
  right: 10px;
  top: 23px;
  color: #787d82;
}
.discover-title a:hover {
  color: #c9394a;
}
.discover-list {
  padding: 0;
  min-height: 260px;
}
.discover-list li {
  margin-left: 0;
  margin-right: 26px;
}
.discover-list li.last,
.discover-program-list li.last,
.discover-corp-list li.last {
  margin-right: 0;
}
.discover-program-list {
  padding-top: 5px;
  *zoom: 1;
}
.discover-program-list:after {
  content: '\0020';
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}
.discover-program-list li {
  float: left;
  margin: 0 20px 20px 0;
  width: 590px;
  height: 238px;
  background: #fff;
  box-shadow: 0 1px 2px #c5c5c5;
  transition: 0.3s;
  -moz-transition: 0.3s;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
  background: #f7faf9\0/;
  *background: #f7faf9;
  border-bottom: 2px solid #f7faf9\0/;
  *border-bottom: 2px solid #f7faf9;
}
.discover-program-list li .program-list-img {
  width: 590px;
  height: 160px;
  position: relative;
  overflow: hidden;
}
.discover-program-list li .program-list-img h3 {
  width: 590px;
  height: 160px;
  text-align: center;
  line-height: 160px;
  color: #fff;
  font-size: 24px;
  background-color: #ddd;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: 100%;
  transition: 1s;
  -moz-transition: 1s;
  -webkit-transition: 1s;
  -o-transition: 1s;
}
.discover-program-list li .program-list-img span {
  position: absolute;
  bottom: -19px;
  width: 590px;
  height: 24px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  background: #39b94e;
  z-index: 1;
  transition: 0.3s;
  -moz-transition: 0.3s;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
}
.discover-program-list li .program-list-intro {
  color: #656e73;
  padding: 7px 10px;
  font-size: 12px;
  line-height: 18px;
  text-align: left;
  word-break: break-all;
  word-wrap: break-word;
}
.discover-program-list li:hover {
  box-shadow: 0 2px 8px #bbb;
  border-bottom: 2px solid #dae0e5;
  *border-bottom: 2px solid #dae0e5;
}
.discover-program-list li:hover h3 {
  background-size: 120%;
}
.discover-program-list li:hover span {
  bottom: 0px;
}
.discover-corp-list {
  padding-top: 5px;
  *zoom: 1;
}
.discover-corp-list:after {
  content: '\0020';
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}
.discover-corp-list li {
  float: left;
  margin: 0 20px 20px 0;
  width: 590px;
  height: 140px;
  background: #fff;
  box-shadow: 0 1px 2px #c5c5c5;
  transition: 0.3s;
  -moz-transition: 0.3s;
  -webkit-transition: 0.3s;
  -o-transition: 0.3s;
  background: #f7faf9;
  *background: #f7faf9;
  border-bottom: 2px solid #f7faf9;
  *border-bottom: 2px solid #f7faf9;
}
.discover-corp-list li:hover {
  box-shadow: 0 2px 8px #bbb;
  border-bottom: 2px solid #dae0e5;
  *border-bottom: 2px solid #dae0e5;
}
.discover-corp-list a {
  width: 590px;
  height: 140px;
  display: block;
  background-position: center;
  background-repeat: no-repeat;
}
/* v2 */
#main {
  background: #fff;
}
.course-sidebar {
  display: none;
}
.course-content {
  float: none;
  width: 100%;
  box-shadow: none;
}
.course-nav-hd {
  position: relative;
  height: 30px;
  line-height: 30px;
  padding: 15px 0;
  border-bottom: 1px solid #d0d6d9;
}
.course-nav-hd {
  font-size: 16px;
  font-weight: 700;
  color: #14191e;
}
.course-nav-hd .for-teacher {
  position: absolute;
  right: 0;
  top: 0;
  width: 89px;
  height: 100%;
  background: url(../images/for_teacher.png) no-repeat center;
  -webkit-transition: .3s;
  transition: .3s;
}
.course-nav-hd .for-teacher:hover {
  -webkit-transform: translate(8px);
  -ms-transform: translate(8px);
  transform: translate(8px);
}
.course-nav-row {
  padding: 15px 0 5px;
  border-bottom: 1px solid #edf1f2;
}
.course-nav-row .hd {
  width: 60px;
  height: 20px;
  line-height: 20px;
  font-size: 12px;
  color: #787d82;
  text-align: right;
}
.course-nav-row .bd {
  margin-left: 70px;
}
.course-nav-item {
  display: inline-block;
  *display: inline;
  *zoom: 1;
  margin: 0 13px;
  cursor:pointer;
}
.course-nav-item a {
  display: block;
  height: 20px;
  line-height: 20px;
  margin-bottom: 10px;
  padding: 0 6px;
  font-size: 12px;
}
.course-nav-item.on a {
  background: #f01400;
  color: #fff;
}
.course-tool-bar {
  position: relative;
  margin-top: -1px;
  padding-right: 15px;
  height: 40px;
  background-color: #f9f9f9;
  border-top: 1px solid #d0d6d9;
  font-size: 12px;
}
.course-tool-bar .tool-left a {
  margin: 0 20px;
  line-height: 40px;
  color: #787d82;
}
.course-tool-bar .tool-left a.active {
  color: #14191e;
}
.course-tool-bar .tool-right {
  color: #787d82;
}
.course-tool-bar .tool-right b {
  font-weight: normal;
}
.course-tool-bar .tool-item {
  display: inline-block;
  line-height: 40px;
  margin: 0 8px;
  vertical-align: middle;
}
.tool-item .follow-learn,
.tool-item .hide-learned {
  color: #787d82;
}
.tool-item .follow-learn:hover,
.tool-item .hide-learned:hover {
  color: #f01400;
}
.course-tool-bar .total-num {
  display: none;
  color: #b4b9be;
}
.course-tool-bar .pager-action {
  display: inline-block;
  vertical-align: middle;
  margin-left: 5px;
  width: 18px;
  height: 18px;
  border-color: #c8cdd2;
  border: 1px solid #c8cdd2;
  background-image: url(../images/pager_sprite.png);
  background-repeat: no-repeat;
}
.course-tool-bar .pager-action:hover {
  border-color: #14191e;
}
.course-tool-bar .pager-prev {
  background-position: 6px 4px;
}
.course-tool-bar .pager-prev:hover {
  background-position: -12px 4px;
}
.course-tool-bar .pager-next {
  background-position: 6px -14px;
}
.course-tool-bar .pager-next:hover {
  background-position: -12px -14px;
}
.course-tool-bar .pager-cur {
  color: #f01400;
}
.course-tool-bar .pager-action.disabled {
  border-color: #c8cdd2;
  opacity: .6;
  filter: alpha(opacity=60);
  cursor: default;
}
#main {
  padding-top: 0;
}
.tool-chk {
  display: inline-block;
  *display: inline;
  *zoom: 1;
  height: 18px;
  line-height: 18px;
  padding-left: 24px;
  background: url(../images/dot_checkbox.png) no-repeat -7px -6px;
}
.tool-chk.checked {
  background-position: -7px -37px;
}
.ml20 {
  margin-left: 20px;
}
.course-list .nodata {
  margin-top: 100px;
  height: 160px;
  background: url(../images/dot_nodata.png) no-repeat center center;
}
.course-list ul:after {
  content: '\0020';
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}
.course-list ul {
  *zoom: 1;
}
.course-list .btn-loading {
  border: 0;
  height: 52px;
  text-indent: -99em;
  overflow: hidden;
  background: #ffffff url(http://static.mukewang.com/static/images/course/loading.gif?t=1) center center no-repeat;
}

.course-list li {
  background: #fff;
  background: #f7faf9;
  *background: #f7faf9;
  border-bottom: 2px solid #f7faf9;
  *border-bottom: 2px solid #f7faf9;
  border-radius: 0 0 1px 1px;
  float: left;
  margin: 10px 0 4px 40px;
  height: 240px;
  width: 240px;
  padding: 20px 5px 0;
  position: relative;
  -moz-transition: box-shadow 0.3s;
  -webkit-transition: box-shadow 0.3s;
  -o-transition: box-shadow 0.3s;
  transition: box-shadow 0.3s;
}
.course-list li .course-list-img {
  width: 240px;
  height: 135px;
  overflow: hidden;
  position: relative;
  *display: inline;
  *zoom: 1;
}
.course-list li .course-list-img img {
  display: block;
  width: 240px;
  transition: 1s;
  -moz-transition: 1s;
  -webkit-transition: 1s;
  -o-transition: 1s;
}
.course-list li h5 {
  margin: 18px 0 0;
  height: 18px;
  line-height: 18px;
  color: #14191e;
  text-align: left;
  font-weight: bold;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.course-list li .tips {
  font-size: 12px;
  color: #b4bbbf;
}
.course-list li .new {
  color: #86d693 !important;
}
.course-list li:hover,
.course-list li.hover {
  border-bottom: 2px solid #dae0e5;
  *border-bottom: 2px solid #dae0e5;
  -webkit-box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}
.course-list li:hover span,
.course-list li.hover span {
  bottom: 0px;
  *display: block;
}
.course-list li .tips {
  margin: 0;
  padding: 0;
}
.course-list .tips p {
  margin: 8px 0;
}
.course-list .tips span {
  color: #787d82;
}
.course-list .tips .update-latest {
  color: #00dc50;
}
.course-list .learned {
  display: inline-block;
  *display: inline;
  *zoom: 1;
  height: 18px;
  padding: 0 5px;
  text-align: center;
  line-height: 18px;
  background-color: #7e878c;
  background-color: #00b33b;
  font-size: 12px;
  color: #fff;
  font-style: normal;
  margin-right: 5px;
  vertical-align: middle;
}
.course-list .follow-label {
  display: none;
  position: absolute;
  left: 15px;
  top: 25px;
  width: 46px;
  height: 23px;
  line-height: 23px;
  padding-bottom: 5px;
  font-size: 12px;
  color: #fff;
  text-align: center;
  background: url(../images/follow_label.png) no-repeat 0 0;
}
.course-list .time-label {
  position: absolute;
  right: 25px;
  top: 25px;
  height: 20px;
  line-height: 20px;
  font-size: 12px;
  color: #fff;
  padding: 0 3px;
  visibility: hidden;
  background-color: #000;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  -webkit-transform: translateX(10px);
  -ms-transform: translateX(10px);
  transform: translateX(10px);
  -webkit-transition: .3s;
  transition: .3s;
}
.course-list li:hover .time-label {
  visibility: visible;
  opacity: 1;
  -webkit-transform: translateX(0);
  -ms-transform: translateX(0);
  transform: translateX(0);
}
.course-list .tags {
  margin: 12px 0 14px;
  height: 20px;
  overflow: hidden;
}
.course-list .tags span {
  display: inline-block;
  margin-right: 4px;
  padding: 0 8px;
  height: 20px;
  line-height: 20px;
  font-size: 12px;
  color: #787d82;
  background-color: #edf1f2;
  vertical-align: middle;
}
.course-list li .del {
  display: none;
  cursor: pointer;
  position: absolute;
  left: 5px;
  top: 5px;
  width: 24px;
  height: 24px;
  background: url(../images/dot_del.png) no-repeat left top;
}
.course-list.editable li .del {
  display: block;
}
.course-one .media-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}
.course-one .media-progress .progress-val,
.course-one .media-progress .mask {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 30px;
}
.course-one .media-progress .progress-val {
  padding: 0 10px;
  line-height: 30px;
  font-size: 20px;
  color: white;
  font-weight: normal;
  z-index: 2;
}
.course-one .media-progress .mask {
  background-color: #000;
  opacity: .4;
  filter: alpha(opacity=40);
  z-index: 1;
}
.course-one .media-progress .progress-bar {
  position: relative;
  background-color: #656e73;
}
.course-one .media-progress .bar {
  height: 4px;
  background-color: #00b33b;
}
.course-one .complete {
  font-size: 12px;
  color: #787d82;
}
.course-one .complete strong {
  margin-left: 4px;
  font-size: 14px;
  color: #00b230;
}
.program-medias li {
  height: 310px;
}
.program-medias li .course-list-img {
  height: 180px;
}
.program-medias li .course-list-img img {
  height: 180px;
}
.course-list li {
  width: 18.75%;
  padding-left: 1.5625%;
  padding-right: 1.5625%;
  margin-left: 3.125%;
}
.course-list ul {
  margin-left: -3%;
}
.course-list li .course-list-img {
  width: auto;
  height: auto;
  max-height: 135px;
}
.course-list li .course-list-img img {
  max-width: 100%;
  min-height: 100%;
}
@media screen and (max-width: 1240px) {
  body {
    min-width: 100%;
  }
  #main {
    padding: 0 20px;
  }
  .fixed {
    position: relative !important;
  }
  .course-nav ul {
    margin: 0 auto;
    padding-left: 140px;
    width: 760px;
  }
  .container {
    width: 100%;
  }
  .container .loading {
    width: 620px;
  }
  .course-content .course-tools {
    width: 580px;
  }
  .btn-next {
    margin-left: 160px !important;
  }
  .gotoTopBtn {
    margin-left: 460px;
  }
  .discover-container {
    width: 1200px;
  }
}
@media screen and (max-width: 961px) {
  body {
    min-width: 620px;
  }
  .course-list ul {
    margin-left: -6.25%;
  }
  .course-list li {
    width: 25%;
    padding-left: 2.08333333%;
    padding-right: 2.08333333%;
    margin-left: 4.16666667%;
  }
}
@media screen and (max-width: 621px) {
  .course-list ul {
    margin-left: -9.375%;
  }
  .course-list li {
    width: 37.5%;
    padding-left: 3.125%;
    padding-right: 3.125%;
    margin-left: 6.25%;
  }
}
	   /*右侧浮动样式*/
	    .floating_ck{position:fixed;right:20px;bottom:5%; z-index:3}
		.floating_ck dl dd{position:relative;width:80px;height:80px;background-color:#646577;border-bottom:solid 1px #555666;text-align:center;background-repeat:no-repeat;background-position:center 20%;cursor:pointer;}
		.floating_ck dl dd:hover{background-color:#e40231;border-bottom:solid 1px #a40324;}
		.floating_ck dl dd:hover .floating_left{display:block;}
		.consult,.words{background-image:url(../images/icon0701/zxicon.png);}
		.quote{background-image:url(../images/icon0701/kficon.png);}
		.qrcord{background-image:url(../images/icon0701/erweima.png);}
		.return{background-image:url(../images/icon0701/fanhui.png);}
		.floating_ck dd span{color:#fff;display:block;padding-top:54px;}
		.floating_left{position:absolute;left:-160px;top:0px;width:160px;height:80px;background-color:#e40231;border-bottom:solid 1px #a40324;     display:none;}
		.floating_left a{color:#fff;line-height:80px;}
		.floating_ewm{height:320px;top:-243px;}
		.floating_ewm i{background:url(../images/yq.png) no-repeat;display:block;width:145px;height:200px;margin:auto;margin-top:7px;margin-left:27px;}
		.floating_ewm p{color:#fff;margin-top:5px;}
		.floating_ewm .qrcord_p01{font-size:12px;line-height:20px;}
		.floating_ewm .qrcord_p02{font-size:18px;}