短视频源码PHP背景图片自适应全屏的方法
.g3dDIV{
position:fixed;
top: 0;
left: 0;
width:100%;
height:100%;
min-width: 1000px;
z-index:-10;
zoom: 1;
background-color: #fff;
background: url('/js/static/images/sceneBackground.png');
background-repeat: no-repeat;
background-size: cover;
-webkit-background-size: cover;
-o-background-size: cover;
background-position: center 0;
}