body { background-color:#c1c1bf; margin:0 0; text-align:center; overflow-x:hidden}
.main {
	width: 1920px;
	height: 1100px;
	position: absolute;
	left: 50%;
	margin-left: -960px;
	background-repeat: no-repeat;
	margin-top: -20px;
}

.iframecontain {
	margin-right: auto;
	margin-left: auto;
	width: 100%;
	padding-top: 16px;
	padding-bottom: 36px;
	background-color: rgba(255, 255, 255, 0.7);
	height: 140px;
}
img {
		display: block;
}

.ba-slider {
	position: relative;
	overflow: hidden;
}
.ba-slider img {
  width: 100%;
  display: block;
}/*轮播图片*/

.teachers_banner{
	width: 100%;
	height: 2340px;
	background-size: cover;
	position: relative;
	overflow: auto;
	background-color: #294233;
}
.teachers_b{
  position:relative;
  margin-top:130px;
}
#slide {
    margin: 0 auto;
    width: 760px;
    height: 300px;
    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: 0.7;
    color: #950000;
    cursor: pointer;
}

.arrow .prev {
    left: -31%;
}

.arrow .next {
    right: -25%;
}

.arrow .prev:hover,
.arrow .next:hover {
    color: #00a0e9;
    opacity: .7;
}
@media screen and (max-width:1680px) {
.main { width:1680px; ; position:absolute; left:0%; margin-left:0px; background-repeat:no-repeat;}
.teachers_banner{
	width: 100%;
	height: 1450px;
	background-size: cover;
	position: relative;
	overflow: scroll;

}
@media screen and (max-width:1366px) {
.main { width:1366px; ; position:absolute; left:0%; margin-left:0px; background-repeat:no-repeat;}
.teachers_banner{
	width: 100%;
	height: 1450px;
	background-size: cover;
	position: relative;
	overflow: scroll;
	background-color: #294233;
}
@media screen and (max-width:1280px) {
.main { width:1280px; ; position:absolute; left:0%; margin-left:0px; background-repeat:no-repeat;}
.teachers_banner{
	width: 100%;
	height: 1450px;
	background-size: cover;
	position: relative;
	overflow: scroll;
	background-color: #294233;
}
@media screen and (max-width:1024px) {
.main { width:1024px; ; position:absolute; left:0%; margin-left:0px; background-repeat:no-repeat;}
.teachers_banner{
	width: 100%;
	height: 1450px;
	background-size: cover;
	position: relative;
	overflow: scroll;
	background-color: #294233;
}