body{ background-color:#fff;font-family: Helvetica, Arial, sans-serif,\5FAE\8EDF\6B63\9ED1\9AD4,\65B0\7D30\660E\9AD4; *font-family:\5FAE\8EDF\6B63\9ED1\9AD4,\65B0\7D30\660E\9AD4,Helvetica, Arial, sans-serif;
 /*
  This sets the font of all elements to 10px. Browsers default to 16px.
  16 * .625 = 10. This makes using ems much easier. 1em = 10px.
  1.2em = 12px. Remember inheritance.
 */
font-size: 16px;line-height: 22px;letter-spacing: 0.05em;color:#fff;font-weight: 500;}
/*.big_box{margin: 0 auto;    vertical-align: middle; width:1200px;
    text-align: center;}*/
.main_btn{min-width: 1200px;width: 100%; height:50px; background-repeat:repeat-x; background-color:#CC9900;}
.main_btn ul{ width:960px;margin:0 auto;}
.main_btn ul li{ float:left; height:50px; padding:0 0 0 0;}
.content { width: 1200px; vertical-align: middle;  margin:0 auto; background:url(../images/background_3.jpg); height:1482px;}
.kv{ width:1000px; height:auto; margin:0 auto;}
.pic{ width:1000px; height:auto; margin:0 auto; color:#000000;}
.clear{ clear:both;}
.box{ height:40px;}
.mean_btn{ width:900px; height:243px; margin:0 auto; padding:20px 0 0 0;}
.mean_btn li{ float:left; padding:0px 20px 0px 20px;}

.pic_all{ width:800px; height:245px;margin:0 auto; }
.pic_a{ width:244px; height:245px;float:left; padding:15px 10px; }

.page3{ width:850px; height:auto; margin:0 auto;}
.page3 li{ float:left; padding:15px 40px;}

.page5_pic{width:1000px; height:222px; margin:0 auto; position:relative;}
.singup{ width:178px; height:41px; position:absolute; z-index:888;right:120px; top:165px; }

.footer{min-width:1200px;width:100%;height:89px;background-color:#9c9c9c; background-repeat:repeat-x; margin:0px 0 0 0; }
.footer_a{ /*background-image:url(../images/footer.jpg);*/ text-align:center; margin:0 auto; width:1200px;height:89px;}




.gotop {width:87px; height:87px;position: fixed;right: 20px;bottom: 20px;padding:20px 0 0