.header-bg
{
    width: 100%;
    height: 250px; /*background: url('../img/banner.png');*/
    background-position: center;
    background-repeat: no-repeat;
}
.hq-main
{
    width: 100%;
    height: auto;
    background: #f3f3f3;
}
.main-head, .main-art, .main-pic
{
    width: 1000px;
    margin: 0 auto;
    padding-top: 10px;
    padding-bottom: 10px;
}
.main-pic
{
    padding-bottom: 50px;
}
body
{
    margin: 0;
    padding: 0;
    font-family: Microsoft YaHei;
}
.main-pic > img
{
    margin-bottom: 20px;
}