.tips{opacity:0.6;filter: alpha(opacity=60);display:none;width:500px; font-weight:normal;background:#ffffff;position:absolute;top:194px; left:50%;z-index:10; margin-left:-270px;padding:10px;}
.tips h2{font-size:20px; color:#333333;font-weight: normal; line-height: 28px; text-align: center;font-family: "微软雅黑";margin-bottom:6px;}
.tips p{text-indent:2em; font-size:16px; color:#666666;line-height: 20px; font-family: "微软雅黑";}
.close{width:20px; height: 20px; position: absolute;right:10px; top:10px;background:url(./close_20_20.png) no-repeat center center;cursor: pointer;}