首页
<html>
<style type="text/css">
body{
width: 100%;
height: 100%;
}
.mui-content{
background: url(https://www.mywiki.cn/images/1745/b/b3/46815_20191016095920885_0.jpg) bottom center no-repeat #efeff4 ; background-size: 100% 100%; width: 100%; height: 100%;
}
</style>
</html>