CSS之生成全屏背景图片

*{
margin:;
padding:;
}
html{
/* This image will be displayed fullscreen */
background:url('http://images.cnblogs.com/cnblogs_com/caidupingblogs/828702/o_QQ%e6%88%aa%e5%9b%be20151028154841.png') no-repeat center center; /* Ensure the html element always takes up the full height of the browser window */
min-height:100%; /* The Magic */
background-size:cover;
}body{
/* Workaround for some mobile browsers */
min-height:100%;
font:14px/1.3 'Segoe UI',Arial, sans-serif;
}a, a:visited {
outline:none;
color:#1c4f64;
}a:hover{
text-decoration:none;
}section, footer, header{
display: block;
}footer{
background-color: #111111;
bottom:;
box-shadow: 0 -1px 2px rgba(0,0,0,0.4);
height: 45px;
left:;
position: fixed;
width: 100%;
z-index:;
}footer h2{
color: #EEEEEE;
font-size: 14px;
font-weight: normal;
left: 50%;
margin-left: -400px;
padding: 13px 0 0;
position: absolute;
width: 540px;
}footer h2 i{
font-style:normal;
color:#888;
}footer a.tzine,a.tzine:visited{
color: #999999;
font-size: 12px;
left: 50%;
margin: 16px 0 0 110px;
position: absolute;
text-decoration: none;
top:;
}footer a i{
color:#ccc;
font-style: normal;
}footer a i b{
color:#c92020;
font-weight: normal;
}