商品顶部下拉菜单

<style>
/*阿里图库*/
@font-face {font-family: ‘iconfont‘;
    src: url(‘iconfont/iconfont.eot‘); /* IE9*/
    src: url(‘iconfont/iconfont.eot?#iefix‘) format(‘embedded-opentype‘), /* IE6-IE8 */
    url(‘iconfont/iconfont.woff‘) format(‘woff‘), /* chrome、firefox */
    url(‘iconfont/iconfont.ttf‘) format(‘truetype‘), /* chrome、firefox、opera、Safari, Android, iOS 4.2+*/
    url(‘iconfont/iconfont.svg#iconfont‘) format(‘svg‘); /* iOS 4.1- */
}.iconfont{
    font-family:"iconfont" !important;
    font-size:20px;
    font-style:normal;
      color: #fff;
   padding-right:10px;
   }
}*{
   margin:0;
   padding:0;
}a{
text-decoration: none;
}body{
	margin: 0;
	padding: 0;
}
#logo{
	width:100%;
	height:50px;
	background: #000;
	margin-top:100px;
	z-index: 12
}
#logo ul{
	width:1000px;
	height: 50px;
	margin: 0 auto;
	}
#logo ul li{
	height:50px;
	list-style: none;
	float:left;
	color: #fff;
	font-size:16px;
	font-family:‘微软雅黑‘;
	line-height: 50px;
	}
	#logo ul li a{
		color:#fff;
		text-decoration: none;
		display: block;
		padding: 0 30px;
	}
	/*#logo ul li a:hover{
            background: #ff6699;

	}*/
	#logo ul li.first
	{
		width:200px;
		/*background:#ff6699;*/
		/*text-indent: 70px;*/
		text-align:center;
	}
.on{
	background: #ff6699;
}

#logo ul li.first .menu{

	width:1000px;
	height: 300px;
	background:#fff;
	position:absolute;/*绝对定位*/
	display: none;/*显示隐藏*/
	box-shadow: 0px 0px 15px #000;/*图层阴影*/
z-index: 1
}
/*#logo ul li.first:hover .menu{
	display: block;
}*/
#logo ul li .menu .content-l a,#logo ul li .menu .content-b a,#logo ul li .menu .content-r a{
       text-decoration: none;
       font-size: 14px;
       color:#000;
       border-bottom:2px solid #000;
       padding-left: 0
	}
	#logo ul li .menu .content-l,#logo ul li .menu .content-b,#logo ul li .menu .content-r{
		float:left;
		/*margin: 0 30px;*/
		margin-left: 60px;
		width:250px;
		height:300px;
		text-align:left;
	}
	#logo ul li .menu .content-l .electrical,#logo ul li .menu .content-b .electrical,#logo ul li .menu .content-r .electrical{
		width:100%;
		min-height:75px;
		text-align: left;
		display: inline-block;
		text-indent: 0;
		padding-left:0;
		border-bottom:1px solid #ddd;
	}
	#logo ul li .menu .content-l .electrical li,#logo ul li .menu .content-b .electrical li,#logo ul li .menu .content-r .electrical li{
		list-style: none;
		float: left;
		margin: 0 5px;
		font-size:12px;
		color:#ddd;
		text-indent: 0;
		height:25px;
	}
</style>