::-webkit-scrollbar{width:0;height:1px}
::-webkit-scrollbar-thumb{border-radius:5px;-webkit-box-shadow:inset 0 0 5px rgba(0,0,0,.2);background:rgba(0,0,0,.2)}

[class^="ivu-"] {
    box-sizing: border-box;
}
* {
    box-sizing: content-box;
}
img{
    position: relative;
    vertical-align: top;
  }
  img:after{
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width:100%;
    height: 100%;
    background: url(http://static.shanjiezhifu.com/a6589a425f73048e58d1d3ecaffebbd6.jpg);
    background-size: 100% 100%;
  }