.top {
    height: 80px;
    width: 100%;
}
 
.logo {
    margin-left: 320px;
    font-size: 48px;
}
 
.center img {
    width: 100%;
    height: 100%;
    background-color: #000000;
}
 
.bottom {
    position: absolute;
    width: 100%;
    right: 0px;
    bottom: 0px;
    background: #000000;
    color: #fff;
    display: block;
    text-align: center;
    z-index: 10;
}
 
.bottom span a:link {
    color: #fff;
    position: relative;
    display: block;
    left: 0;
}
 
.main {
    background-color: #f7f7f7;
}
 
.icp {
    color: rgb(231, 230, 230);
}