@charset "utf-8";
#tb{
	width:auto;
	height:auto;
	display:grid;
	grid-template-columns:calc(33.3% - (60px/3)) calc(33.3% - (60px/3)) calc(33.3% - (60px/3));
	row-gap:30px;
	column-gap:30px;
	margin:auto;
	overflow:hidden;
}
@media (max-width:767px)
{
	#tb{
		grid-template-columns:calc(50% - (10px/2)) calc(50% - (10px/2));
		row-gap:10px;
		column-gap:10px;
		padding:10px;
	}
}
.tb_tb{
	display:grid;
	grid-template-columns:auto;
	row-gap:20px;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	padding-bottom:20px;
	border-bottom:1px solid #ddd;
	margin-top:20px;
}
a.tb_pic{
	background-size:cover;
	display:block;
	padding-bottom:60%;
	position:relative;
}
a.tb_pic:hover>.tb_more{
	transform:scale(1,1);
}
.tb_more{
	background-color:rgba(200,0,0,0.8);
	color:#fff;
	transition:all 0.4s;
	transform:scale(0,0);
	position:absolute;
	left:0px;
	right:0px;
	top:0px;
	bottom:0px;
	display:flex;
	display:-webkit-flex;
	justify-content:center;
	align-items:center;
	font-size:22px;
}
a.tb_name{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	font-size:1.4rem;
}

.tb_miaoshu{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	color:#999;
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	line-height:1.5;
}