html,body{
    margin:0;
    padding:0;
    width:100%;
    height:100%;
    overflow:hidden;
}
#content{
    position: absolute;
    left: 50%;
    margin-left: -495px;
    top: 50%;
    margin-top:-225px;
    width: 990px;
    height: 450px;
    opacity: 0.8;
    padding: 10px 20px;
    background: white;
    border: 2px solid #999;
    border-radius: 5px;
    box-shadow: 0 0 10px #8B8B8B;
    -webkit-font-smoothing: antialiased;
    font-size: 18px;
    line-height: 1.8;
    font: 14px/1.5 Arial,"Rosario", "Xin Gothic", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
    display:none;
}
#content h1{
    text-transform: uppercase;
    padding-bottom: 10px;
    border-bottom: 3px solid #CCC;
    color: black;
    cursor:default;
}
#content p{
    padding:10px;
}
#screen{
    position:absolute;
    left:0px;
    top:0px;
}
#wrap{
    position:relative;
    height:100%;
    width:100%;
}
#community{
    width:200px;
    height:40px;
    padding:0px 20px;
}
#community a{
    display:block;
    width:32px;
    height:32px;
    float:left;
    margin-right:10px;
    background:url(resource/icon.png) no-repeat;
    background:url(resource/icon_32.png) no-repeat\9;
    background-size: auto 32px;
}
#community .weibo{
    background-position:-32px 0px;
}
#community .github{
    background-position:-65px 0px;
}