#navigator, #blogTitle, #main, #footer{
    width: 1200px;
    position: relative;
    margin: 0 auto;
}
#mainContent{
    width: 965px;
    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;
}
body{
    font-size: 15px;
    font-family: "微软雅黑";
}