body {
    background: #666 none repeat scroll 0 0;
    color: #666;
    font: large Microsoft YaHei,微软雅黑,Verdana,Geneva,Arial,Helvetica,sans-serif;
    margin: 0;
    padding: 0;
}

#main {
    background: #fff none repeat scroll 0 0;
    line-height: 1.8em;
    /*margin: 1.5em auto;*/
    /*margin: 0.5em auto;*/
    margin: 0 auto;
    /*max-width: 860px;*/
    /*max-width: 1200px;*/
    /*padding: 0 0 5em;*/
    position: relative;
    width: 100%;
}

.main1 {
    padding: 0 7.5%;
}