.nav {
width:100%;
height:427px;
background-color:#222;
}
.detail {
width:100%;
height:5000px;
position:relative;
background-color:#fff;
}
.detail-right {
float:right;
width:50%;
height:100px;
background-color:red;
}
.detail .fiesd-top {
position:fixed;
right:0;
top:0;
}
.detail .fiesd-bottom {
position:absolute;
right:0;
bottom:0;
}
.fotter {
width:100%;
height:1000px;
background-color:yellow;
}