.pub_title {
  color: #333333;
  font-size: 22px;
  padding: 12px 0 0;
  line-height: 60px;
}
.dwh100 {
  display: block;
  width: 100%;
  height: 100%;
}
.shadow {
  -moz-box-shadow: 0 0 12px rgba(0, 0, 0, 0.13);
  -webkit-box-shadow: 0 0 12px rgba(0, 0, 0, 0.13);
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.13);
}
.videobox {
  padding: 28px 0;
  background: #f5f6f8;
}
.videobox .mg1200 {
  height: 538px;
  background: #FFFFFF;
}
.videobox .video {
  float: left;
  width: 900px;
  height: 100%;
  background: url(../../images/school/video.jpg) center no-repeat;
}
.videobox .video-js{
  height: 100%;
  width: 100%;
}
.videobox .send_message_box {
    width: 900px;
    float: left;
    position: relative;
    height: 58px;
}
.videobox .send_message_box .facelist{
    position: absolute;
    bottom: 58px;
    background: #fff;
    width: 500px;
    height: 240px;
    opacity: .8;
    display: none;
}
.videobox .send_message_box .send_message{
    height: 53px;
    margin-top:5px;
    line-height: 53px;
    font-size: 18px;
    position: absolute;
    bottom:0;
    width: 100%;
    border-top: 1px solid #d6d6d6;
}
.videobox .send_message_box .send_message span:first-child{
    float: left;
    padding: 0 24px;
    border-right: 1px solid #d6d6d6;
}
.videobox .send_message_box .send_message span:nth-child(2){
    float: left;
    width: 680px;
    padding: 0 30px;
}
.videobox .send_message_box .send_message span:nth-child(3){
    float: left;
    background: #999;
    height: 35px;
    line-height: 35px;
    vertical-align: middle;
    width: 65px;
    text-align: center;
    margin: 10px;
    color: #fff;
}
.videobox .send_message_box .send_message span:nth-child(3) a{
    cursor: pointer;
    color: #fff;
}

.videobox .contbox {
  margin-left: 918px;
  position: relative;
  height: 100%;
}
.videobox .contbox .nav {
  height: 31px;
  line-height: 31px;
  border-bottom: 1px solid #e7e7e7;
  overflow: hidden;
}
.videobox .contbox .nav a {
  display: block;
  float: left;
  margin-right: 20px;
  color: #444444;
  font-size: 14px;
}
.videobox .contbox .nav a.active {
  color: #e4393c;
}
.videobox .contbox .listbox {
  position: absolute;
  top: 32px;
  bottom: 20px;
  left: 0;
  right: 0;
  overflow: auto;
  padding-right: 20px;
}
.videobox .contbox .listbox #chatscroll{
  position: relative;;
  width: 280px;
  height: 100%;

}
.videobox .contbox .listbox .list {
  display: none;
  position: relative;
}
.videobox .contbox .listbox .list.active {
  display: block;
}
.videobox .contbox .listbox .list.chat ul li {
  font-size: 12px;
  line-height: 30px;
}
.videobox .contbox .listbox .list.chat ul li .time {
  color: #999999;
  float: left;
}
.videobox .contbox .listbox .list.chat ul li .cont {
  margin-left: 40px;
  padding-right: 8px;
}
.videobox .contbox .listbox .list.chat ul li .cont .name {
  color: #e4393c;
}
.videobox .contbox .listbox .list.chat ul li .cont .txt {
  padding-left: 8px;
  color: #333333;
}
.videobox .contbox .listbox .list.course ul li {
  margin: 6px 0;
}
.videobox .contbox .listbox .list.course ul li a {
  display: block;
  overflow: hidden;
}
.videobox .contbox .listbox .list.course ul li a .img {
  float: left;
  width: 119px;
  height: 67px;
  border-radius: 5px;
  overflow: hidden;
  border: 2px solid #FFFFFF;
  border-radius: 3px;
}
.videobox .contbox .listbox .list.course ul li a .img img {
  display: block;
  width: 100%;
  /*height: 100%;*/
}
.videobox .contbox .listbox .list.course ul li a .cont {
  margin-left: 130px;
  padding: 8px 0 0;
}
.videobox .contbox .listbox .list.course ul li a .cont .tit {
  color: #666666;
  font-size: 14px;
  line-height: 18px;
  max-height: 36px;
  overflow: hidden;
  text-overflow: -o-ellipsis-lastline;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.videobox .contbox .listbox .list.course ul li a .cont .dtime {
  margin: 7px 0 0;
  color: #999999;
  font-size: 12px;
  line-height: 20px;
}
.videobox .contbox .listbox .list.course ul li a .cont .dtime .time {
  padding-left: 10px;
}
.videobox .contbox .listbox .list.course ul li.active a .img {
  border-color: #e4393c;
}
.videobox .contbox .listbox .list.course ul li.active a .cont .tit {
  color: #e4393c;
}
.teach-combat-box {
  padding: 0 0 34px;
}
.teach-combat-box .mg1200 {
  height: 487px;
}
.teach-combat-box .mg1200 .teachbox {
  width: 858px;
  float: left;
}
.teach-combat-box .mg1200 .teachbox .contbox{
  height: 200px;
}
.teach-combat-box .mg1200 .teachbox .contbox .img {
  float: left;
  width: 160px;
  height: 200px;
  border-radius: 5px;
  overflow: hidden;
}
.teach-combat-box .mg1200 .teachbox .contbox .img img {
  display: block;
  width: 100%;
  height: 100%;
}
.teach-combat-box .mg1200 .teachbox .contbox .cont {
  margin-left: 180px;
  padding: 15px 0 0;
  color: #333333;
  line-height: 24px;
}
.teach-combat-box .mg1200 .teachbox .contbox .cont .name {
  font-size: 22px;
  line-height: 32px;
}
.teach-combat-box .mg1200 .teachbox .contbox .cont .tag {
  font-size: 18px;
  margin-top: 2px;
}
.teach-combat-box .mg1200 .teachbox .contbox .cont .tit {
  margin-top: 10px;
  color: #666666;
  font-size: 14px;
}
.teach-combat-box .mg1200 .teachbox .contbox .cont .txt {
  word-break: break-all;
  word-wrap: break-word;
  font-size: 14px;
  overflow: hidden;
  text-overflow: -o-ellipsis-lastline;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
}
.teach-combat-box .mg1200 .teachbox .banner {
  margin: 22px 0 0;
  height: 193px;
  border-radius: 5px;
  overflow: hidden;
}
.teach-combat-box .mg1200 .teachbox .banner a,
.teach-combat-box .mg1200 .teachbox .banner img {
  display: block;
  width: 100%;
  height: 100%;
}
.teach-combat-box .mg1200 .combatbox {
  float: right;
  width: 300px;
}
.teach-combat-box .mg1200 .combatbox .titbox {
  height: 72px;
  overflow: hidden;
}
.teach-combat-box .mg1200 .combatbox .titbox .more {
  float: right;
  display: block;
  background: url(../../images/index/more.png) center no-repeat;
  width: 56px;
  height: 20px;
  line-height: 20px;
  text-align: center;
  color: #E4393C;
  font-size: 12px;
  margin-top: 29px;
}
.teach-combat-box .mg1200 .combatbox .titbox .pub_title {
  padding: 26px 0 0;
  line-height: 24px;
}
.teach-combat-box .mg1200 .combatbox .list {
  height: 395px;
  padding: 10px 0 10px 20px;
}
.teach-combat-box .mg1200 .combatbox .list ul {
  height: 100%;
  overflow: auto;
  padding-right: 20px;
}
.teach-combat-box .mg1200 .combatbox .list ul li {
  margin: 6px 0;
}
.teach-combat-box .mg1200 .combatbox .list ul li a {
  display: block;
  overflow: hidden;
}
.teach-combat-box .mg1200 .combatbox .list ul li a .img {
  float: left;
  width: 119px;
  height: 67px;
  border-radius: 5px;
  overflow: hidden;
  border: 2px solid #FFFFFF;
  border-radius: 3px;
}
.teach-combat-box .mg1200 .combatbox .list ul li a .img img {
  display: block;
  width: 100%;
  /*height: 100%;*/
}
.teach-combat-box .mg1200 .combatbox .list ul li a .cont {
  margin-left: 130px;
  padding: 8px 0 0;
}
.teach-combat-box .mg1200 .combatbox .list ul li a .cont .tit {
  color: #666666;
  font-size: 14px;
  line-height: 18px;
  max-height: 36px;
  overflow: hidden;
  text-overflow: -o-ellipsis-lastline;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.teach-combat-box .mg1200 .combatbox .list ul li a .cont .dtime {
  margin: 7px 0 0;
  color: #999999;
  font-size: 12px;
  line-height: 20px;
}
.teach-combat-box .mg1200 .combatbox .list ul li a .cont .dtime .time {
  padding-left: 10px;
}
.teach-combat-box .mg1200 .combatbox .list ul li.active a .img {
  border-color: #e4393c;
}
.teach-combat-box .mg1200 .combatbox .list ul li.active a .cont .tit {
  color: #e4393c;
}

/*表情*/

.expression {
  height: 240px;
  width: 500px;
  overflow: hidden;
}

.expression ul {
  height: 240px;
  width: 500px;
}

.expression ul li {
  height: 35px;
  width:40px;
  float: left;
  overflow: hidden;
  margin: 1px;
  text-align: center;
  cursor: pointer;
  border: 1px solid #fff;
  line-height: 28px;
}

.expression ul li:hover {
  background: #eee;
}

.expression ul li img {
  width: 35px
}

.em {
  width: 30px !important;
  display: initial !important;
}
.send_input{width: 100%;}