.newcontainer,
.page-container {
  margin: 0 auto;
  width: 1200px;
}
.course_intro{
    float:right;
    width:280px;
    background: #4d5a61;
}
#course_intro .video {
    position: relative;
    background: #fff;
    width: 600px;
    height: 340px;
}
#main {
  min-height: 750px;
  padding: 20px 0;
}
.course-title .btn-add-collection {
  margin-top: 6px;
}
.path{
    font-size:18px; font-weight: bold;  
     color:#787d80;
}
.path span{
    color:#364247;
}
.path a{
    color:#787d80;
}
.l{float:left;}
.r{float:right;}

@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: 1200px;
}
.container {
  margin: 0 auto;
}
.container {
  width: 1200px;
}
#main {
  min-height: 750px;
  padding: 20px 0;
}
.course_info {
    height:340px;
    overflow:hidden;
    margin-top:10px;
    background: #364247;
}
.container h2 {
    height: 60px;
    color: #5e5e5e;
    font-size: 24px;
    clear: both;
}
.course-embed{
    position: relative;
}
.video-btn:link,
.video-btn:visited{
    background: url(../img/course_info_sprit.png) no-repeat 25px -32px #c9394a;
    opacity: 0.8;
    filter:alpha(opacity=80);
    position: absolute;
    top: 145px;
    left: 35%;
    font-size: 24px;
    text-align: center;
    border:5px solid #fff;
    border-radius:30px;
    padding:0 30px 0 60px;
    height:50px;
    line-height:50px;
    color: #fff;
}
.video-btn:hover{
    opacity:0.9;
    filter:alpha(opacity=90);
}
.course_video {
    float: left;
    width: 600px;
    height:340px;
    overflow: hidden;
}

#VideoCover {
    position: relative;
}
#course_front {
    background: url(../img/course_info_sprit.png) no-repeat 18px -29px #c9394a;
    opacity: 0.8;
    filter:alpha(opacity=80);
    position: absolute;
    top: 145px;
    left: 35%;
    color: #fff;
    font-size: 24px;
    text-align: center;
    border:5px solid #fff;
    border-radius:30px;
    padding:0 20px 0 50px;
    height:52px;
    line-height:52px
}
#course_front:hover{
    opacity:0.9;
    filter:alpha(opacity=90);
}

#course_intro .video {
    position: relative;
    background: #fff;
    width: 600px;
    height: 340px;
}
.course_state {
    width:320px;
    float: left;
    background: #364247;
    padding:0 40px;
    height: 340px;
    overflow: hidden;
}
.course_state ul li {
    height: 113px;
    border-bottom: 1px solid #414f55;
    overflow:hidden;
    line-height: 113px;
}
.course_state ul li.mr {
    margin-right: 10px;
}
.course_state ul li span {
    color: #909b9e;
    font-size: 14px;
    line-height: 24px;
    margin-right:15px;
}
.course_state ul li em,.course_hour .ft-adjust span{
    font-size: 24px;
    color: #ffffff;
}
.course_hour .ft-adjust{
    font-size:14px;
}
.course_hour .ft-adjust span{
    display:inline;
    margin:0;
}
.course_state ul li.course_hour {
    position: relative;
}
.course_state ul li i {
    padding:0 3px;
    background: #e5e5e5;
    text-align: center;
    color: #5e5e5e;
    position: absolute;
    right: 0;
    bottom: 0;
    font-style: normal;
    font-size: 16px;
}
.concerned_course{
    background:#4d5a61;
}
.concerned_course em{
    text-align: center;
    display: block;
}

.concerned_course .btn-add-follow {
    display: block;
    height: 140px;
    padding-top:40px;
    text-align: center;
}
.btn-add-follow i{
    display: inline-block;
    width: 36px;
    height:32px;
    color:#909b9e;
    text-align: center;
}
.btn-add-follow em{
    display: block;
    color: #909b9e;
    line-height: 1em;
}
.btn-add-follow:hover i{
    background-position: 0 -44px
}
.btn-add-follow:hover em{
    color: #fff;
}
.btn-remove-follow i{
    background-position: 0 -88px;
}
.btn-remove-follow:hover i{
    background-position: 0 -130px;
}


.curse_btn button.unopencourse{
    background:#5e5e5e;
    cursor: default;
}
.curse_btn {
    clear: both;
}
.curse_btn button,.curse_btn a{
   height:200px;
   width:100%;
   background:#c9394a;
   text-align:center;
   color:#fff;
   font-size:24px;
   line-height:200px;
   cursor:pointer;
   display:block;
   overflow: hidden;
}
.curse_btn a:hover{
    background: #d65c5c;
}
/*边栏教师信息*/

.course_teacher {
    padding-top: 10px;
}

.course_teacher h3{
    margin-top:15px;
    font-size: 16px;
    color:#333;
}
.course_teacher dl {
    float: right;
    padding: 5px 10px 5px 5px;
    width: 765px;
}
.course_teacher dl dt {
    color: #5E5E5E;
    font-size: 24px;
    line-height: 36px;
}
.course_teacher .teacher_icon {
    display:inline-block;
    height:16px;
    margin-left: 10px;
    width:16px;
    margin-top:3px
}
.course_teacher dl dt span.teacher_iden {
    display: none;
    height: 16px;
    margin-left: 5px;
    width: 60px;
}
.course_teacher dl dt span.idec_show {
    display: inline-block;
}
.course_teacher dl dd {
    color: #666565;
    font-size: 14px;
    line-height: 24px;
}
.course_teacher a.teacer_pic {
    float: left;
    margin-right: 10px;
}
.course_teacher .teacer_pic img{
    border-radius: 40px;
    -moz-border-radius: 40px;
    -webkit-border-radius: 40px;
    -ms-border-radius: 40px;
    -o-border-radius: 40px

    }
.course_teacher p{
    font-size: 12px;
    word-wrap: break-word;
    color: #666;
}

.course_teacher .discrip{

    margin-bottom:20px;
    font-size:12px

    }
/*边栏教师信息end*/
.chapter_introduces,.chapter_catalog{
    color:#303538;
    font-size:18px;
    line-height:40px;
    height: 40px;
}
.chapter_catalog{
    margin-top: 20px;
}
.course_shortdecription{
    color:#60686b;
    font-size:14px;
    line-height: 30px;
    word-break:break-all;
    white-space:normal
}
/*outline*/
.course_list{
    clear:both;
    display:inline-block;
    width:100%;
    margin-top:12px;
}
.outline{
    width:900px;
    float:left;
    padding:20px 20px 0 20px;
    min-height:800px;
    background: #fff;
    -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);
}
.outline ul {
    margin:5px 0 0 0;
}
.outline li {

}
.outline_list{
    position: relative;
    margin-left:10px;
    padding:5px 0;
    width:775px
}
em.outline_zt{
   width:10px;
   height:15px;
   display:none;
   position:absolute;
   left:-6px;
   top:15px;
}
.outline_name{
    color:#60686b;
    font-size:18px;
}
.unopen .outline_name{
    color:#99a1a6;
    font-size: 18px;
}
.unopen .outline_descr{
    color:#99a1a6;
    font-size: 12px;
}
.outline_descr {
    color:#60686b;
    font-size:12px;
    line-height: 24px;
}
.outline_listH{
    background:#efefef;
}

.course_right{
   float:right;
   width:260px;
}
.course_right dl{
   clear:both;
   padding:0 20px;
   background: #fff;
   margin-bottom: 20px;
   -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);

}
.course_right dl dt{
    border-bottom: 1px solid #d0d6d9;
    font-size: 16px;
    height:50px;
    line-height: 50px
}
.course_right dl dd{
   color:#656e73;
   font-size:12px;
   line-height:2em;
   word-break:break-all;
   white-space:normal;
   padding:10px 0;
}
.course_right .wrd_break{
    white-space: pre-wrap;
    white-space: -moz-pre-wrap;
    white-space: -pre-wrap;
    white-space: -o-pre-wrap;
    word-wrap: break-word;
    font-family:Microsoft YaHei,​SimSun,​Arial;
    font-size:12px;
}

a.back-btn{
    width:60px;
    height: 60px;
    font-size: 36px;
    display:block;
    float:left;
    text-align: center;
}
a.back-btn:hover{
    background: #cc3333;
    color:#fff;
}
.course-title{
    min-height:60px;
    line-height: 60px;
    overflow:hidden;
    color:#364247;
}
.course-title h2,.course-title h1{
    float:left;
    padding-left:10px;
    font-size:22px;
    color: #333;
}
.course_intro{
    float:right;
    width:280px;
    background: #4d5a61;
}

.course_description{
    height: 200px;
    line-height: 1.63;
    overflow: hidden;
    padding:10px 20px;
}
.course_notes{
    border-bottom:1px solid #4d5559;
    color:#b4bbbf;
    padding:10px 20px;
}

.path{
    font-size:16px;
     color:#787d80;
}
.path span{
    color:#364247;
}
.path a{
    color:#787d80;
}