.two-dimensions{width: 100%;height: 185px;background: rgba(0,0,0,0.8);position: fixed;bottom: 0;z-index: 10000}

.two-dimension{position: relative;width: 1180px;left: 50%;margin-left: -590px}
.two-dimension>div{position: absolute;}
.two-dimension-img{left: -100px;top: -50px;opacity: 0}
.two-dimension-code{left: 900px;background: rgba(3,17,30,0.5);padding: 8px;top: 12px}

.two-dimension-close{top: 10px;left: 10px;padding: 5px;height: 29px;width: 29px}
.two-dimension-close:hover{cursor: pointer;background: rgba(200,200,200,0.1);}
.two-dimension-wechat{left: 50%;margin-left: -190px;top: 30px}