.banner{width: 100%;}
.banner img{width: 100%; display: block;}


/*平台*/
.pingtai{ width:1400px; margin:0 auto;padding-top: 100px; padding-bottom: 100px;}
.pingtai .title{width: 100%;color: #333333; font-size: 30px;line-height: 1;position: relative;text-align: center;}
.pingtai .title:after{content: ""; position: absolute;width: 50px; height: 2px; background: #134B9F; bottom:-20px;left: 50%; margin-left: -25px;}
.pingtai ul{padding-top: 80px;width: 100%;display:flex;align-items:stretch;-webkit-align-items:stretch;flex-wrap:wrap;}
.pingtai ul{display:flex;align-items:stretch;-webkit-align-items:stretch;flex-wrap:wrap;width:100%;padding-top: 100px;}
.pingtai ul .ul_left{width: 310px;}
.pingtai ul .ul_left img{width: 100%; display: block;}
.pingtai ul .ul_right{width: calc(100% - 310px); padding-left: 130px; padding-top: 140px;}
.pingtai ul .ul_right dl{color: #333; font-size: 28px;}
.pingtai ul .ul_right dd{ color: #888888; font-size: 16px; padding-top: 15px; line-height: 2; }
.pingtai ul .ul_right .tag{width: 100%; padding-top: 20px;display:flex;align-items:stretch;-webkit-align-items:stretch;flex-wrap:wrap;}
.pingtai ul .ul_right .tag li{ color: #888888; border:1px solid #888888; margin-right: 20px; border-radius: 5px; line-height: 1; padding:6px 20px;}