@CHARSET "UTF-8";

		<!-- 提交按钮圆角 -->
.btop, .bbottom {display:block; background:transparent; font-size:1px;width:70px;}
.bb1, .bb2, .bb3, .bb4 {display:block; overflow:hidden;}
.bb1, .bb2, .bb3 {height:1px;}
.bb2, .bb3, .bb4 {background:#398AFF; border-left:0px solid #08c; border-right:0px solid #08c;}
.bb1 {margin:0 5px; background:#08c;}
.bb2 {margin:0 3px; border-width:0 2px;}
.bb3 {margin:0 2px;}
.bb4 {height:2px; margin:0 1px;}