.footer{width:100%; max-width:640px; min-width:320px; padding-top:2%; padding-bottom:5%; text-align:center; font-family:"Microsoft YaHei"; overflow:hidden; margin:0 auto;}
.footer p{line-height:2em; font-size:0.9em; color:#666666; padding-bottom:15px;}
.footer .version{padding:.71em 0 5px; text-align:center;}
.footer .version a{padding:0 1.16em; color:#6E6E6E; font-size:0.85em;}
.footer .version a.on{color:#E6242B;}