#navigator, #blogTitle, #main, #footer {
    width: 82%;
    position: relative;
    margin: 0 auto;
}
#mainContent {
    width: 77%;
    background: white;
    box-shadow: 0px 0px 8px #999;
    -moz-box-shadow: 0px 0px 8px #999;
    -web-kit-shadow: 0px 0px 8px #999;
    border-radius: 6px;
    -moz-border-radius: 6px;
    -web-kit-shadow: 6px;
    float: left;
    display: inline-block;
}
#sideBar {
    width: 21%;
    padding: 0px 0px 0px 16px;
    display: inline-block;
    overflow: hidden;
    color: #2D2D2D;
}
#backtop{
    width:55px;
    height:120px;
    position: fixed;
    bottom: 20px;
    right: 50px;
    text-align:center;
    margin:0 auto;
    cursor: pointer;
}