<> .y-eq-alert{border: 1px #ff5740 solid; width: 498px; height: 198px;position:fixed;top:50%;left:50%;left:50%;margin:-100px 0 0 -250px;background-color:#fff;z-index:51;} .y-eq-alert h1{height: 32px; background: #ff5740; margin: 0; padding: 0;} .y-eq-alert h1 font{float: left; font:18px/32px '微软雅黑'; color: #fff; padding: 0 0 0 10px;} .y-eq-alert h1 a{float: right;} .y-eq-alert span{display: block; height: 166px; text-align: center; color: #ff5740; font: 18px/160px '微软雅黑';}