.api{width:100%;margin:auto}.api-top{width:100%;height:360px;text-align:center;background:url(../img/title_bg.fc42340c.png) 50% no-repeat}.api-top h2{font-size:36px;line-height:48px;color:#f0801b;padding-top:150px}.api-nav{width:100%;text-align:center;padding:30px 0}.api-nav:nth-child(2n){background:#fff8f3}.api-nav-tit{padding-top:30px}.api-nav-tit h2{font-size:30px;color:#000;padding:10px 0}.api-nav-tit p{font-size:20px;color:#909299;padding:10px 0}.api-nav-main{width:1080px;margin:15px auto;font-size:16px}.step{overflow:hidden;background:#fff;padding:20px 0}.step li{-webkit-box-align:center;-ms-flex-align:center;align-items:center;padding:20px 0}.step li:hover{border-radius:4px;-webkit-box-shadow:0 2px 12px 0 rgba(0,0,0,.1);box-shadow:0 2px 12px 0 rgba(0,0,0,.1)}.step li .icon{width:120px;height:110px;margin:20px auto}.step li .icon img{width:100%;height:100%}.step li p{margin:20px 0;font-size:16px;color:#333}.partner{overflow:hidden}.partner li{width:100px;height:100px;float:left;margin:10px 4px}.partner li img{height:80%}.image{width:150px;height:140px;padding:20px;margin:auto;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.api-nav-main h3{font-size:22px;line-height:35px;padding-bottom:15px}.img-left,.img-left img{width:100%;height:100%}.api-nav-main1{width:1080px;margin:15px auto;padding:20px 0}.img-right{padding:50px 100px 50px;text-align:left}.img-right h3{font-size:20px;padding:25px 0 10px}.img-right p{font-size:13px;color:#909299}