rgin:0px;padding:0px;}*{margin:0px;padding:0px;}
body{width:100%;height:auto;min-height:310px;font-family:Arial; font-size:16px; }
.product_div{width:1220px;height:30px;padding:40px 0 20px 0; font:微软雅黑;font-size:30px; margin:auto; text-align:center;}
.biaoyu_div{width:1000px;height:30px;font-size:16px;color:gray;text-align:center;margin:auto;margin-bottom:20px;}
.right_div{width:1220px;height:300px;padding:20px 0 20px 0; font:微软雅黑;font-size:18px;margin:auto;line-height:40px;}
p{text-indent:2em;}