.banner img {
  display: block;
  width: 100%;
}
.bimianshi .inner {
  width: 1200px;
  margin: 0 auto;
}
.bimianshi .content {
  /*background: #F5F5F5;*/
  padding-bottom: 40px;
}
.bimianshi .content .inners {
  top: -54px;
  background-color: #fff;
  padding: 10px 25px;
  padding-top: 10px;
  padding-bottom: 20px;
  width: 1200px;
  margin: 0 auto;
  box-shadow: 0px 0px 8px rgba(222, 222, 222, 0.61);
  position: relative;
  border-radius: 5px;
  z-index: 2;
}
.bimianshi .content .title {
  height: 42px;
  line-height: 42px;
  color: #333;
  font-size: 22px;
  font-weight: bold;
  letter-spacing: 0.1em;
}

.bimianshi .content .bigTitle {
  height: 38px;
  line-height: 38px;
  color: #676767;
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 1.5px;
}
.bimianshi .content .jianjie {
  height: 36px;
  line-height: 36px;
  color: #E13F01;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 1.5px;
}
.bimianshi .content .bottom {
  height: 30px;
  line-height: 30px;
}
.bimianshi .content .bottom p{
  float: left;
  margin-right: 30px;
}
.bimianshi .content .footLis {
  height: 30px;
  float: right;
}
.bimianshi .content .footLis li {
  float: left;
  width: 86px;
  height: 30px;
  text-align: center;
  line-height: 30px;
  margin-right: 20px;
  border: 1px solid #F39800;
  color: #F39800;
  font-size: 14px;
  border-radius: 15px;
}
.bimianshi .content .goBuy {
  position: absolute;
  right: 20px;
  bottom: 25px;
  width: 160px;
  height: 44px;
  color: #fff;
  background-color: #3592f9;
  border-radius: 5px;
  line-height: 44px;
  text-align: center;
  font-size: 15px;
  letter-spacing: 1.5px;
  cursor: pointer;
  box-shadow: 0px 3px 3px #135fb3;
}
.bimianshi .content .goBuy:active {
  box-shadow: none;
}
.bimianshi .content .havenBuy {
  position: absolute;
  right: 20px;
  bottom: 25px;
  width: 160px;
  height: 44px;
  color: #fff;
  background-color: #3592f9;
  border-radius: 5px;
  line-height: 44px;
  text-align: center;
  font-size: 15px;
  letter-spacing: 1.5px;
  cursor: pointer;
  box-shadow: 0px 3px 3px #135fb3;
}
.bimianshi .content .havenBuy:active {
  box-shadow: none;
}
.bimianshi .content .xuemaIntroduction {
  position: relative;
  top: -45px;
}
.bimianshi .content .xuemaIntroduction .inner {
  padding-top: 20px;
}
.bimianshi .content .xuemaIntroduction .title {
  height: 70px;
  color: #333;
  line-height: 70px;
  text-align: center;
  font-size: 22px;
  font-weight: bold;
}
.bimianshi .content .xuemaIntroduction .xiangqing {
  font-size: 14px;
  color: #666;
}
.bimianshi .content .xuemaIntroduction .xiangqing p {
  text-indent: 2em;
}
.bimianshi .courseOutline {
  height: 640px;
  background: url(../imgs/bimianshi/courseOutline.png) no-repeat center center;
}
.bimianshi .courseOutline .inner {
  width: 100%;
  width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}
.bimianshi .courseOutline .title {
  height: 40px;
  color: #333;
  line-height: 40px;
  text-align: center;
  font-size: 22px;
  font-weight: bold;
}
.bimianshi .courseOutline .analysis {
  font-size: 14px;
  color: #666;
  line-height: 30px;
  margin-bottom: 14px;
  text-align: center;
}
.bimianshi .courseOutline .description {
  line-height: 24px;
  font-size: 14px;
  color: #666;
}
.bimianshi .courseOutline .details {
  padding-top: 20px;
}
.bimianshi .courseOutline .details table {
  text-align: center;
}
.bimianshi .courseOutline .details table tr {
  width: 1200px;
  line-height: 80px;
}
.bimianshi .courseOutline .details table tr th {
  text-align: center;
  line-height: 80px;
  width: 600px;
  color: #fff;
  font-size: 22px;
  background: linear-gradient(180deg, #FFA616 0%, #FFB838 100%);
  border-radius: 5px;
  border: 2px solid #fff;
}
.bimianshi .courseOutline .details table tr {
  width: 100%;
  line-height: 45px;
}
.bimianshi .courseOutline .details table tr td {
  width: 556px;
  font-size: 16px;
  background: #FFE8C2;
  border-radius: 5px;
  line-height: 80px;
  border: 2px solid #fff;
}
.bimianshi .content .sudentEvaluation {
  margin-bottom: 20px;
}
.bimianshi .content .sudentEvaluation .inner {
  padding-top: 15px;
  background-color: #fff;
}
.bimianshi .content .sudentEvaluation .title {
  width: 94px;
  height: 36px;
  background-color: #3592f9;
  border-radius: 0px 18px 18px 0px;
  color: #fff;
  padding-left: 20px;
  line-height: 36px;
}
.bimianshi .content .sudentEvaluation .lis {
  padding: 20px;
  overflow: hidden;
}
.bimianshi .content .sudentEvaluation .lis li {
  padding: 5px 20px;
  width: 278px;
  height: 259px;
  border: 1px solid #d9d9d9;
  border-radius: 2px;
  float: left;
}
.bimianshi .content .sudentEvaluation .lis li:last-child {
  margin-right: 0px;
}
.bimianshi .content .sudentEvaluation .lis li .topBox {
  padding: 12px 0px;
}
.bimianshi .content .sudentEvaluation .lis li .topBox .imgBox {
  float: left;
  margin-right: 15px;
  height: 60px;
  width: 60px;
  border-radius: 50%;
}
.bimianshi .content .sudentEvaluation .lis li .topBox .imgBox img {
  height: 60px;
  width: 60px;
  border-radius: 50%;
}
.bimianshi .content .sudentEvaluation .lis li .topBox .topRight {
  float: left;
}
.bimianshi .content .sudentEvaluation .lis li .topBox .topRight .name {
  font-size: 14px;
  color: #333;
  height: 25px;
  line-height: 25px;
  margin-bottom: 7px;
}
.bimianshi .content .sudentEvaluation .lis li .topBox .topRight .address {
  height: 28px;
  line-height: 28px;
  font-size: 12px;
  color: #3492f9;
}
.bimianshi .content .sudentEvaluation .lis li .description {
  padding: 20px;
  overflow: hidden;
}
.bimianshi .instructors {
  background-color: #fff;
}
.bimianshi .instructors .inner {
  margin: 0 auto;
}
.bimianshi .instructors .lis {
  padding: 0 20px 50px;
  display: flex;
  justify-content: space-between;
}
.bimianshi .instructors .lis li {
  box-sizing: border-box;
  padding-top: 30px;
  width: 280px;
  height: 390px;
  margin-right: 20px;
  float: left;
  background-color: #fff;
  box-shadow: 0px 0px 10px #dfdfdf;
}
.bimianshi .instructors .lis li:last-child {
  margin-right: 0px;
}
.bimianshi .instructors .lis li .img_box{
  margin-bottom: 30px;
}
.bimianshi .instructors .lis li .teacher {
  font-size: 20px;
  font-weight: bolder;
  line-height: 40px;
  text-align: center;
}
.bimianshi .instructors .lis li .university {
  font-size: 16px;
  line-height: 26px;
  padding: 10px 30px;

}
.bimianshi .content .contentBox {
  position: relative;
  top: -63px;
  width: 1200px;
  margin: 0 auto;
  background: #fff;
  overflow: hidden;
}
.bimianshi .content .contentBox .listnavs {
  width: 100%;
  height: 64px;
  border-bottom: 1px solid #EAEAEA;
  padding-top: 17px;
  box-sizing: border-box;
}
.bimianshi .content .contentBox .listnavs .listnavBox {
  width: 384px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}
.bimianshi .content .contentBox .listnavs .listnavBox li {
  width: 88px;
  height: 30px;
  border-radius: 15px;
  background: #E6E7E9;
  color: #3592FA;
  text-align: center;
  line-height: 30px;
  letter-spacing: 2px;
  font-size: 14px;
  font-weight: bolder;
  cursor: pointer;
}
.bimianshi .content .contentBox .videoBox1 {
  width: 100%;
  padding: 0 20px;
  margin-bottom: 40px;
  box-sizing: border-box;
}
.bimianshi .content .contentBox .videoBox1 .list {
  overflow: hidden;
  width: 100%;
}
.bimianshi .content .contentBox .videoBox1 .inner {
  padding: 0px 0px;
  box-sizing: border-box;
  width: 100%;
}
.bimianshi .content .contentBox .videoBox1 .videoBox_left {
  float: left;
  width: 654px;
  height: 372px;
  border-radius: 3px;
  box-sizing: border-box;
}
.bimianshi .content .contentBox .videoBox1 .videoBox_left video {
  width: 100%;
  height: 100%;
}
.bimianshi .content .contentBox .videoBox1 .videoBox_right {
  float: left;
  padding-top: 27px;
  padding-left: 50px;
}
.bimianshi .content .contentBox .videoBox_right .title {
  width: 100%;
  font-size: 24px;
  line-height: 40px;
  color: #333;
  margin-bottom: 15px;
  font-weight: bolder;
  padding-left: 0px;
}
.bimianshi .content .contentBox .videoBox_right .title span{
  border-bottom: 1px solid #dcdcdc;
  line-height: 40px;
  padding-left: 0px;
  display: inline-block;
}
.bimianshi .content .contentBox .videoBox1 .videoBox_right .tese {
  font-size: 16px;
  color: #F39800;
  line-height: 32px;
  font-weight: 600;
}
.bimianshi .content .contentBox .videoBox1 .videoBox_right .detail {
  line-height: 34px;
  color: #666;
  font-size: 14px;
}
.bimianshi .content .contentBox .videoBox1 .videoBox_right .fuli {
  line-height: 70px;
  color: #333;
  font-weight: bold;
  font-size: 14px;
  padding-left: 30px;
  background: url(../imgs/bimianshi/liwu.png) no-repeat 0px center;
}

.instructors .lis li .img_box{
  width: 160px;
  height: 160px;
  margin: 0 auto;
  border-radius: 50%;
}