@charset "utf-8";
#tb{
	display:block;
	width:auto;
	height:auto;
	margin:auto;
	overflow:hidden;
	font-size:0px;
}
.tb_item{
	width:33.3%;
	height:auto;
	overflow:hidden;
	margin:auto;
	overflow:hidden;
	display:inline-block;
	vertical-align:top;
	cursor:pointer;
	text-align:center;
	transition:all 0.4s;
}
@media (max-width:767px){.tb_item{width:50%;}}
@media (max-width:375px){.tb_item{width:100%;}}
.tb_tb{
	width:auto;
	height:auto;
	overflow:hidden;
	display:block;
	margin:15px;
	transition:all 0.4s;
}

a.tb_pic{
	width:auto;
	height:300px;
	overflow:hidden;
	display:block;
	margin:auto;
	position:relative;
	background-position:top center;
	background-repeat:no-repeat;
	background-size:cover;
	background-color:#fff;
}
.tb_item:hover .tb_tmodal{
	transition:all 0.4s;
	transform:scale(1,1);
}
.tb_tmodal{
	display:block;
	width:100%;
	height:100%;
	overflow:hidden;
	margin:auto;
	background-color:rgba(0,0,0,0.5);
	position:relative;
	color:#fff;
	text-align:center;
	vertical-align:middle;
	transition:all 0.4s;
	transform:scale(0,0);
}
.tb_tmodal:before{
	font-size:40px;
	width:50px;
	height:50px;
	line-height:50px;
	display:block;
	margin:auto;
	overflow:hidden;
	position:absolute;
	left:0px;
	right:0px;
	top:0px;
	bottom:0px;
}
a.tb_name{
	width:auto;
	height:auto;
	display:block;
	margin:auto;
	overflow:hidden;
	text-align:left;
	font-size:16px;
	line-height:200%;
	margin-top:10px;
}
.tb_miaoshu{
	width:auto;
	height:auto;
	display:block;
	margin:auto;
	overflow:hidden;
	text-align:center;
	font-size:14px;
	line-height:150%;
	color:#666;
	text-align:left;
	text-overflow:ellipsis;
	display:-webkit-box;
	-webkit-line-clamp:2;
	-webkit-box-orient:vertical;
}