@charset "utf-8";
.main-div{
	padding: 15px 30px;
	position: relative;
}
.main-div .left-navMenu{
	width: 260px;
	background-color: #fff;
	float: left;
}
.main-div .left-navMenu.fixd-nav{
	position: fixed;
	left: 30px;
	z-index: 10;
	top:20px;
}
.main-div .left-navMenu ul li{
	cursor: pointer;
	position: relative;
}

.main-div .left-navMenu ul li .tit{
	cursor: pointer;
	padding: 6px;
	font-weight: 400;
}
.main-div .left-navMenu ul li .tit:hover{
	background-color: #f5f5f5;
	border-radius: 4px;
	color: #000;
}
.main-div .left-navMenu ul li .tit span img{
	display: inline-block;
	vertical-align: middle;
	width: 24px;
	height: auto;
}
.main-div .left-navMenu ul li dl{
	padding: 8px 10px 8px 15px;
    display: none;
}
.main-div .left-navMenu ul li dl dd{
	margin-bottom: 0;
    position: relative;
    padding: 5px 0 5px 10px;
    color: #555;
    font-size: 15px;
    font-weight: 400;
}
.main-div .left-navMenu ul li dl dd span.img img{
	width: 20px;
	height: auto;
	margin-right: 5px;
}
.main-div .left-navMenu ul li dl dd::before{
	width: 4px;
    height: 4px;
    content: "";
    position: absolute;
    left: 0;
    top: 14px;
    background-color: #999;
}
.main-div .left-navMenu ul li.active dl{
	display: block;
}
.main-div .left-navMenu ul li.active .tit{
	background-color: #f1f2f4;
	border-radius: 4px;
	color: #000;
	font-weight: 600;
}
.main-div .right-info{
	position: relative;
	float: right;
	width: 76%;
	margin-top: 20px;
}
.main-div .right-info .floor{
	width: 100%;
	padding-bottom: 20px;
}
.main-div .right-info .floor .item{
	position: relative;
    width:22.5%;
    box-sizing: border-box;
    margin-right: 20px;
    border-radius: 3px;
    font-size: 18px;
    transition: all 220ms;
    height: 230px;
    overflow: hidden;
    border-radius: 20px;
    margin-bottom: 20px;
}
.main-div .right-info .floor .item a{
	display: block;
}
.main-div .right-info .floor .item span.text{
	width: 100%;
    height:30px;
    overflow: hidden;
    font-size: 12px;
    color:#fff;
    text-align: left;
    text-overflow: ellipsis;
    word-break: break-all;
    white-space: nowrap;
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 5;
    padding: 6px 8px;
    background-color: rgba(0,0,0,0.5);

}
.main-div .right-info .floor .item span.img{
	position: relative;
    transition: all 0.6s;
    display: block;
}
.main-div .right-info .floor .item span.img img{
	height: 230px;
}
.main-div .right-info .floor .item a:hover img{
	transform: scale(1.1);
}
@media (max-width: 1200px){
	.main-div{
		padding: 15px;
	}
	.main-div .right-info .floor .item{
		width: 30%;
	}
	.main-div .left-navMenu.fixd-nav{
		left: 15px;
	}
}
@media (max-width: 1180px){
	.main-div .right-info{
		width: 70%;
	}
}
@media (max-width: 960px){
	.main-div .left-navMenu{
		display: none;
	}
	.main-div .right-info{
		width: 100%;
	}
	.main-div .right-info .floor .item{
		width: 46%;
	}
}
@media (max-width:768px){
	.main-div .right-info .floor .item{
		width: 96%;
		margin-right: 0;
		height: auto;
	}
	.main-div .right-info .floor .item span.img img{
		height: auto;
	}
}