/*轮播图片*/
.teachers_banner{
    width:100%;
    height:575px;
    background: url(../images/teachers_banner.jpg) no-repeat center top;
    background-size: cover;
     position: relative;
    overflow: hidden;
}
.teachers_b{
  position:relative;
  margin-top:40px;
}
#slide {
    margin: 0 auto;
    width: 760px;
    height: 460px;
    position: relative;
  }

#slide li {
    position: absolute;
    width:760px;
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    align-items: flex-start;
    -webkit-box-align: flex-start;
    -webkit-align-items: flex-start;
    background:#fff;
    overflow:hidden;
    box-shadow: 0 0 20px #1d374d;
}

#slide li img {
    width: 100%;
    height: 100%;
}
.slide_left{
 /* width:240px;*/
}
.slide_right{
 /* width:440px;*/
  padding: 40px;
  -webkit-box-flex: 1;
    -webkit-flex: 1;
    flex: 1;
    min-width: 0;
}
.slide_right h3{
font: 400 30px/18px "Microsoft Yahei";
color:#222222;
}
.slide_right h3 span{
  display:inline-block;
  margin-left:10px;
  font: 400 14px/36px "Microsoft Yahei";
color:#555555;
}
.slide_right p{
  padding:20px 0 30px;
  color:#555555;
    font: 400 14px/24px "Microsoft Yahei";
    border-bottom: 1px solid #dbdbdb;
}
.slide_right dl{
  padding-top:30px;
}
.slide_right dd{
  float: left;
  width:33.3%;
   color:#777;
    font: 400 12px/24px "Microsoft Yahei";

}
.slide_right dd h3{
color:#ff9000;
margin-bottom:20px;
}
.arrow {
   /* display: none;*/
}

.arrow .prev,
.arrow .next {
    position: absolute;
    width: 64px;
    top: 38%;
    z-index: 9;
    font: 700 96px 'simsun';
    opacity: 0.3;
    color: #fff;
    cursor: pointer;
}

.arrow .prev {
    left: -220px;
}

.arrow .next {
    right: -220px;
}

.arrow .prev:hover,
.arrow .next:hover {
    color: #00a0e9;
    opacity: .7;
}