* {
  padding: 0;
  margin: 0;
  list-style: none;
}
body {
  background: none;
}
.myheder {
  width: 100%;
  height: 38px;
  background: #fff;
  border-bottom: 1px solid #005dab;
  line-height: 38px;
}
.wrap {
  width: 1200px;
  margin: 0 auto;
}
.myheder_top,
.myheder_top a {
  color: #005dab;
  font-size: 14px;
  padding-right: 8px;
  margin-right: 8px;
  position: relative;
}
.fl,
.lt {
  float: left;
}
.fr,
.rt {
  float: right;
}
.myheder_top .fr a:nth-child(1)::before {
  background: url(../images/2-19.png) no-repeat center;
}
.myheder_top .fr a:nth-child(2)::before {
  background: url(../images/2-20.png) no-repeat center;
}
.myheder_top .fr a:nth-child(3)::before {
  background: url(../images/2-21.png) no-repeat center;
}
.myheder_top .fr a::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 15px;
  /* margin-right: 6px; */
  vertical-align: sub;
}
#time::before {
  content: "";
  display: inline-block;
  width: 15px;
  height: 15px;
  background: url(../images/2-18.png) no-repeat center;
  margin-right: 6px;
  vertical-align: sub;
}
.dbx_img{
  background-color: #fff;
    padding-left: 19px;
}
.myheder_top a::after {
  content: "|";
  position: absolute;
  right: 0;
  width: 1px;
  height: 10px;
}
.header .flex {
  align-items: center;
}
.banner-wrap {
  width: 1200px;
  margin: 0 auto;
}
.banner-wrap img {
  width: 100%;
}
.right-top .fg {
  position: static;
}

.right-top .logoin {
  max-width: 204px;
  display: inline-block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-left: 0px;
}

.logoin-box img {
  position: static;
  margin-right: 5px;
  width: 20px;
}

.user-name-0 {
  background: #13a85e;
  box-sizing: border-box;
  padding: 2px;
}

.nser-bj_ {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 200px;
  text-align: center;
  height: 50px;
  box-sizing: border-box;
  border: 1px solid #fff;
}
.phone-logoin {
  margin-top: 10px;
}
.phone-logoin .logoin-box {
  display: flex;
  align-items: center;
}
.phone-logoin .logoin {
  max-width: 170px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: inline-block;
}
.right-top a {
  color: #fff;
}
.user-dl-row {
  display: flex;
  justify-content: space-between;
  margin-top: 2px;
}
.dl-item {
  background: #ec8900;
  padding: 2px;
}
.dl-item a {
  display: block;
  width: 60px;
  height: 20px;
  line-height: 19px;
  border: 1px solid #fff;
  box-sizing: border-box;
  font-size: 12px;
  text-align: center;
}
.w-1200 {
  width: 1200px;
  margin: 0 auto;
  clear: both;
}
.wrap {
  clear: both;
}
.left_he{
  margin-top: 40px;
}
.backg {
  background: #3e3a39;
  padding: 20px;
  width: 710px;
  height: 410px;
  position: relative;
  display: inline-block;
  vertical-align: top;
}
.backg_img img{
  width: 100%;
  height: 100%;
}
.pso {
  position: absolute;
  top: 0;
  left: 0;
  padding: 20px;
  width: 710px;
  height: 410px;
  background: rgba(0, 0, 0, 0.5);
}
.pos{
    width: 100px;
    text-align: center; 
    margin: 163px auto 0;
    color: white;
}
.pso_img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: white;
  margin: 0 auto 10px;
  box-shadow: 0 0 10px 1px #000;
}
.pso_img img {
  width: 100%;
  height: 100%;
}
.left_ri {
  width: 410px;
  display: inline-block;
  margin-left: 35px;
}
.left_ri h2{
  color: #13ac5e;
  font-size: 23px;
  font-weight: 500;
}
.hs{
/*  margin-top: 20px;
  background: #efefef;
  width: 100%;
 
  line-height: 40px;*/
   /*height:35px;*/
}
.hong{
  color: #c7000b;
/*  margin-left: 10px;*/
}
.ks{
  margin-top: 10px;
  padding: 0 5px;
}
.lu{
  float: right;
  color: #13a85e;
  margin-right:5px;
}
.lu i{
  vertical-align: middle;
}
.lvs{
  display: inline-block;
}
.lvs i{
  vertical-align: middle;
}
.lvs span{
  font-size: 14px;
  color: #666464;
  margin-left: 5px;
}
.lvs span em{
  color: #13a85e;
}
.flo{
  float: right;
}
.gm{
  margin-top: 40px;
}
.gm a{
  display: inline-block;
  width: 100px;
  height: 30px;
  line-height: 30px;
  color: white;
  text-align: center;
}
.gm a:nth-child(1){
  background: #c7000b;
}
.gm a:nth-child(2){
  background: #13ac5e;
  margin-left: 20px;
}
.xian{
  width: 100%;
  margin-top: 10px;
}
.xian img{
  width: 100%;
}
.xia{
  margin-top:20px;
}
.tit{
  color: #13a85e;
  font-size: 20px;
}
.tit_text{
  color: #231815;
  margin-top: 20px;
  line-height: 30px;
}
.tab-box {
  font-size: 0;
  height: 50px;
  line-height: 50px;
  background-color: #efefef;
  padding: 0 15px;
  margin: 15px 0;
}
.tab-box .tab {
  display: inline-block;
  font-size: 18px;
  margin-right: 35px;
  position: relative;
  cursor: pointer;
}
.tab-box .active:after {
    position: absolute;
    content: "";
    width: 50px;
    height: 2px;
    left: 50%;
    bottom: 6px;
    margin-left: -25px;
    background-color: #13ac5e;
}

.tab-box .tab.active {
  color: #13ac5e;
}
.dbso{
  background-color: #efefef;
  padding: 10px;
}
.db_left{
  width: 730px;
  display: inline-block;
  vertical-align: top;
}
.db_right{
  display: inline-block;
  width: 410px;
  margin-left: 20px;
}
.db_tit{
  color: #13a85e;
  font-weight: bold;
}
.db_les{
  background-color: white;
  padding: 20px 20px 10px;
  line-height: 30px;
}
.dbx_img{
  color: #898989;
  width: 100%;
  text-align: right;
  font-size: 14px;
}
.dbx_img span{
  vertical-align: middle;
  cursor: pointer;
}
.dbx_img img{
  vertical-align: middle;
}
.db_led{
  padding: 10px;
  background-color: white;
  margin-top: 10px;
}
.db_lgo:hover{
  /*background: #efefef;*/
}
.db_lgo:first-child:hover{
  background: white;
}

.db_lgo{
  height: 50px;
  line-height: 50px;
  clear: both;
  position: relative;
  border-bottom: 1px solid #dedfdf;

}
.db_lgo li{

  float: left;
  text-align: center;
  cursor: pointer;
}
.non{
  display: none;
}
.db_lgo li a:hover{
  color: white;
}
.disn li a:hover{
  color: #333;
}
.disn li a{
/*  display: block;*/
}
.db_lgo li i{
  vertical-align: middle;
}
.cle li span{
  color: #13a85e;
  font-weight: bold;
}
.db_lgo li:nth-child(3){
  /*width: 55%;*/
}
.db_a button{
  background-color: #c7000b;
  color: white;
  height: 30px;
  width: 100%;
}
.ygk,.ysx,.jjsx{
  background-color: #f08d00;
  color: white;
  padding: 1px 8px;
}
.jzx{
  background-color: #898989;
}
.ysx{
  background-color: #13a85e;
}
.png{
  background: url(../images/ygm.png) no-repeat right top;
}
.jjsx{
  background-color: #e60012;
}

.vs{
  visibility: hidden;
}
.disn{
  display: none;
  width: 100%;
}
.disn ul li{
  font-size: 12px;
}
.disn ul{
  height: 40px;
  line-height: 40px;
 /* border-bottom: 1px dashed #dedfdf;*/
}
.le{
  margin-left: 10px;
}
.le .tur{
  transform: rotate(0deg);
  transition: all 0.5s;
}
.le img{
  
  transition: all 0.5s;
  transform: rotate(180deg);
}

.db_a .dcs{
  display: inline-block;
}
.db_a .dca{
  display: none;
}
.xsl{
  visibility: hidden;
}
.db_lgo li:first-child{
  width: 17%;
}
.db_lgo li:nth-child(3){
	float:right; padding-right:20px;
/*  width: 53%;*/
}
.db_down{
  background: white;
  margin-top: 10px;
  padding: 20px;
}
.db_down h2{
  font-weight: 500;
  font-size: 20px;
  color: #13a85e;
}
.db_down h2 i{
  vertical-align: middle;
}
.db_down h2 i img{
  vertical-align: middle;
}
.db_down h2 span{
  vertical-align: middle;
}
.db_down h2 em{
  float: right;
  margin-top: 3px;
}
.db_down h2 em img{
  vertical-align: middle;
}
.xian_img{
  width: 100%;
  margin-top: 10px;
}
.xian_img img{
  width: 100%;
}
.db_li li{
  width: 300px; 
  border-bottom: 1px dashed #cfd0d0;
  padding: 30px 0 10px;
}
.nes{
  position: absolute;
  left: 3px;
  top: 16px;
  z-index: 10;
  display: none;
}
.isd + label {
  display: block;
  width: 14px;
  height: 14px;
  cursor: pointer;
  position: absolute;
  top: 2px;
  left: 5px;
  z-index: 100;
  background: white;
  border: 1px solid #eee;
}
.isd:checked + label::before {
  display: block;
  text-align: center;
  content: '';
  font-size: 12px;
  background: url(../images/sgd.png) no-repeat center center;
  line-height: 14px;
  height: 100%;
}
input[type="checkbox"] {
  visibility: hidden;
}

.db_a .dcx{
  display: none;
  margin-top: 10px;
}
.db_a .dcb{
  display: none;
}
.xy{
  display: none;
}
.neibu{
  padding: 10px;
  min-height: 550px;
  background: white;
}
.neibu .box .time p img{
  width: 100%;
}
input, textarea, button {
  background: none;
  border: none;
  outline: none;
  font-family: "Microsoft YaHei", Helvetica, Arial, sans-serif;
}
.wydp, .wydp tbody, .wydp tr {
  display: block;
  width: 100%;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
tbody {
  display: table-row-group;
  vertical-align: middle;
  border-color: inherit;
}
.wydp tr {
  margin-bottom: 10px;
}
.td-titles {
  width: 67px;
  display: inline-block;
  font-weight: 700;
}
.td-cont {
  width: calc(100% - 72px);
  display: inline-block;
  margin-top: -4px;
}
.td-cont>div {
  display: flex;
  flex-wrap: wrap;
}
.td-cont>div>div {
  width: 50%;
}
.rate-text {
  height: 25px;
  line-height: 25px;
  float: left;
  font-size: 14px;
}
.add_comment_start {
  width: 130px;
  float: left;
  padding-top: 2px;
}
.rating {
  position: relative;
  background-position: left top;
  width: 101px !important;
}
.rating, .rating .current, .rating .star_hover {
  background: url(../images/commentstar.gif) repeat-x;
  -webkit-background-size: 20px;
  background-size: 20px;
  height: 20px;
  overflow: hidden;
  list-style: none;
  margin: 0;
  padding: 0;
}
.rating .star_hover{
  background-position: left bottom;
}
.rating .current {
  position: absolute;
  top: 0;
  left: 0;
  background-position: left center;
}
.rating .star, .rating .star_hover {
  position: absolute;
  top: 0;
  left: 0;
  height: 20px;
  cursor: pointer;
  /* width: 20px !important; */
}
.clear {
  clear: both;
}

.box4 .posted textarea {
  border: 1px solid #b5b5b5;
  width: 100%;
  padding: 10px;
  font-size: 14px;
  box-sizing: border-box;
  resize: none;
  height: 150px;
}
.box4 .posted button {
  border: none;
  background: #13a85e;
  padding: 10px 0;
  width: 80px;
  text-align: center;
  float: right;
  color: #fff;
  font-size: 16px;
  margin-top: 5px;
  cursor: pointer;
}
.course-box {
  padding: 5px 10px 14px;
  min-height: 500px;
  background: white;
  display: flex;
  /* justify-content: space-between; */
  flex-wrap: wrap;
}
.course-box .block {
  line-height: 1;
  width: 230px;
  box-sizing: border-box;
  margin:0 10px 20px 0;
}
.course-box .block:nth-child(3n){
  margin:0 0 20px 0;
}
.course-box .block .pic {
  position: relative;
  display: block;
  overflow: hidden;
}
.block>a {
  width: 100%;
  height: 154px;
}
.course-box .block .pic>img {
  display: block;
  width: 100%;
  height: 100%;
}
.course-box .block .text-wrapper {
  border: 1px solid #bfbfbf;
  padding: 0 15px 15px;
}
.course-box .block .name {
  line-height: 1;
  display: block;
  padding: 12px 0;
  font-size: 16px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.fl, .lt {
  float: left;
}
.num, .time, .shichang {
  font-size: 12px;
  color: #9B9B9B;
}
.course-box .block .info-box img {
  height: 16px;
  vertical-align: sub;
  margin-right: 6px;
}
.fr, .rt {
  float: right;
}
.course-box .block .info-box:nth-child(3) {
  margin-top: 8px;
}
.main .course-box .block .info-box .now i {
  font-size: 14px;
}
.course-box .block .info-box .now {
  font-size: 16px;
  color: #bc001d;
  margin-right: 0px;
  display: flex;
  align-items: flex-end;
}

























@media (max-width: 768px) {
  .w-1200 {
    width: 95%;
  }
  .phone-logoin .logoin-box {
    flex-wrap: wrap;
  }
  .banner-wrap {
    width: 100%;
  }
  .user-name-0,
  .nser-bj_,
  .user-dl-row {
    width: 100%;
  }

  .foot_my {
    padding-top: 20px;
    width: 100% !important;
  }
  .footer {
    width: 100%;
    padding: 10px 0 10px 0;
  }
  .wrap {
    width: 96%;
  }
  .footer .left {
    display: none;
  }
  .footer .center {
    width: 100%;
    padding-left: 0;
  }
  .foot-nav a:first-child {
    padding-left: 4px;
  }
  .foot-nav a {
    padding: 0 3px;
  }
  .footer .map {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 10px;
  }

  .new-content-box {
    flex-wrap: wrap;
    order: 2;
  }
  .yewud {
    width: 100%;
    text-align: center;
  }
  .footer .map p.erweima {
    order: 0;
    margin: 10px 0;
    display: block;
    text-align: center;
    width: 100%;
  }
  .footer .map p.erweima span {
    display: none;
  }
  .footer .right {
    display: none;
  }
  .left_he{
    width: 100%;
  }
  .backg{
    width: auto;
    height: 272px;
  }
  .backg_img{
    width: 100%;
    height: auto;
  }
  .pso{
    width: 91%;
    height: 272px;
  }
  .pos{
    margin-top:101px;
  }
  .left_ri{
    display: block;
    margin: 0 auto;
    margin-top: 20px;
  }
  .tab-box {
    position: relative;
    margin-top: 15px;
}
.tab-box .tab {
  font-size: 16px;
  margin-right: 15px;
}
.dbso{
  padding: 0;
  width: 100%;
}
.db_left{
  width: 100%;
}
.db_a .dcs{
  display: none;
}
.db_a .dca{
  /* display: inline-block; */
  width: 100%;
}
.db_a .dcx{
  display: none;
}
.db_a .dcb{
  display: none;
  margin-top: 10px;
  width: 100%;
}
.db_right{
  margin: 10px auto 0;
  width: 100%;
}
.db_lgo li{
  width: 14%;
}
.db_lgo li:first-child {
  width: 21%;
}
.db_lgo li:nth-child(3) {
  width: 51%;
}
.teaching .course-info .box, .teaching .course-info {
  min-height: auto;
  width: 100%;
  float: none;
}
.teaching .box1 .video-intro {
  padding: 4px 5px 0;
}
.td-cont>div>div {
  width: 100%;
}
.course-box .block {
  height: auto;
}
.course-box {
  padding: 5px .6% 15px;
}
.course-box .block .text-wrapper {
  padding: 0 6px 6px;
}
.course-box .block .name {
  font-size: 16px;
}
.course-box .block .info-box {
  font-size: 12px;
}
.num, .time, .shichang {
  font-size: 10px;
  color: #9B9B9B;
}
.course-box .block .info-box img {
  height: 14px;
  margin-right: 3px;
}
.course-box .block .info-box {
  font-size: 12px;
}
.course-box .block .info-box .now {
  font-size: 12px !important;
}
.course-box .block .info-box .now i {
  font-size: 10px !important;
}
.course-box .block {
  width: 47.6%;
  margin: 10px 1.2% 0;
}
.block>a {
  width: 100%;
  height: 127px;
}






}
@media (max-width: 414px) {
  .backg_img{
    height: auto !important;
  }
  .backg_img img{
    height: auto;
  }
}