@charset "utf-8";
*{margin:0;padding:0;word-wrap:break-word;word-break:break-all;}
body{ max-width:640px; margin:0 auto;color:#000; font-family:"Microsoft Yahei";position:relative; background:#f9f7f7;}
html, body, h1, h2, h3, h4,input,div,ul,li,p,form,table,dt,dl,dd,tr{list-style-type:none;}
h3,h4{ font-size:14px; font-weight:bold;}
a{color:#000;text-decoration:none;} 
a:hover{color:#000;} 
a img{border:none;} 
em{font-style: normal;font-weight: normal;}
.clear{ clear:both; width:0; height:0;}
input{ outline:none; font-family:"Microsoft Yahei";}
.topJoin{position:absolute;top:480px;right:450px;text-align:right;}
.topService{position:absolute;top:500px;right:10%;text-align:right;animation:a-service2 1s infinite;}
.a-up-down{-webkit-animation:a-up-down 3s infinite;animation:a-up-down 3s infinite;}
.bg{ width:100%; height:auto; position:absolute; left:0; top:0;}
.bg img{ width:100%; height:auto; display:block; }
.title{ font-size:2rem; color:#fff; font-weight:normal; text-align:center; line-height:100%; padding:1.5rem 0;}
.content{ position:relative; width:100%; height:auto;}
.btn{ padding:0 6.7%; overflow:hidden; padding-top:1.1rem;}
.btn a{ width:50%; display:block; float:left;}
.btn a span{ display:block; padding:0 3%;}
.btn a span img{ width:100%; height:auto; display:block;}
.footer{ width:100%; position:absolute; left:0; bottom:0;}
.footer p{ font-size:1.2rem; line-height:100%; text-align:center; color:#fff; padding:4rem 0 2rem;}
.footer a{ display:block; width:43%; height:auto; overflow:hidden; margin:0 auto;}