.floor_l{
    width: 560px;
    min-height: 231px;
	margin-top: 15px;
}

.floor_l:nth-of-type(2n + 1) {
    float: right;
}
.artcleList{
	line-height: 35px;
}

.nav_artcleChannelWrap {
	width: 100%;
	border-bottom: 1px solid #00A0E9;
}
.nav_artcleChannel {
	display: inline-block;
	padding: 0 27px;
	height: 45px;
	line-height: 45px;
	margin-right: 6px;
	text-align: center;
	background-color: #F4F4F4;
	box-sizing: border-box;
}
.nav_artcleChannel.on {
	background-color: #00a0e9;
	color: #FFFFFF;
}
@media screen and (max-device-width:768px) {
	.floor_l{
		width: 100%;
	}
}