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 .ww {
	width:167px;
	top:9px;
	outline:none;
	position:relative;
	line-height:30px;
	left:8px;
	border:1px solid #999;
}
.selectName {
	position:absolute;
	width:169px;
	margin-top:42px;
	margin-left:-161px;
	z-index:999999;
	outline:none;
}
.search select option:hover {
	color:white;
	background-color:rgb(12,172,249);
}

↑上面代码改变,会自动显示代码结果 jQuery调用版本:1.11.3
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