.enterBox{position: fixed;width: 52px;right:32px;bottom: 80px}
.enterBox img{display: block;width:100%;}
.enterBox a{position: absolute;z-index: 10;top:-10px;right:-8px;width: 24px;height: 24px;background: url('../image/close.png') no-repeat center center;background-size: 16px}