完美的模板CSS

body {
margin: 0px;
padding: 0px;
}

.left {
background: #313541;
width: 20%;
float: left;
position: absolute;
top: 0px;
bottom: 0px;
}

.top {
width: 80%;
float: right;
height: 100px;
line-height: 100px;
border-bottom: 1px solid #b0cdff;
}

.content {
float: right;
width: 80%;
text-align: center;
font-size: 40px;
}

.leftTiyle {
font-size: 25px;
padding-left: 30px;
font-weight: 600;
color: #545454;
float: left;
}

.thisUser {
float: right;
margin-right: 30px;
}

.bigTitle {
background: #3d598a;
color: #fff;
height: 100px;
line-height: 100px;
text-align: center;
font-size: 24px;
font-family: -webkit-body;
}

.lines .active {
background: #272a34;
color: #fff;
}
.lines img{
width: 23px;
vertical-align: middle;
margin-bottom: 4px;
margin-right: 9px;
}
.lines div {
height: 70px;
line-height: 70px;
padding-left: 50px;
color: #707783;
}

.lines div:hover {
cursor: pointer;
color: #FFFFFF;
}