*{font-size:12px;}
#login_block { width: 700px;  margin-left: auto;  margin-right: auto; margin-top: 50px;}
#dns_block { width: 700px;  margin-left: auto;  margin-right: auto; margin-top: 5px;}
.tips_warning{margin-bottom:10px;padding:6px;border:1px #ff9494 solid;background-color:#ffefef;height:auto;font-size:12px;}
.tips{margin-bottom:10px;padding:6px;border:1px #f6f6f6 solid;background-color:#ffefef;height:auto;font-size:12px;}
.tips_info{margin-bottom:10px;padding:6px;border:1px #f6f6f6 solid;background-color:#ffefef;height:auto;font-size:12px;}
a{color:blue;text-decoration: none;}
a:hover{color:#cc0000;text-decoration: underline}