@charset "utf-8";
#tb{
	display:grid;
	grid-template-columns:calc(25% - (90px/4)) calc(25% - (90px/4)) calc(25% - (90px/4)) calc(25% - (90px/4));
	column-gap:30px;
	row-gap:30px;
	width:auto;
	height:auto;
	margin:auto;
	overflow:hidden;
}
@media (max-width:767px){
	#tb{
		grid-template-columns:calc(50% - (10px/2)) calc(50% - (10px/2));
		column-gap:10px;
		row-gap:10px;
		margin: auto;
	}
}


a.tb_tb{
	width:auto;
	height:auto;
	overflow:hidden;
	display:block;
	transition:all 0.4s;
	box-sizing:border-box;
}
.tb_pic{
	width:auto;
	height:auto;
	padding-bottom:100%;
	overflow:hidden;
	display:block;
	margin:auto;
	position:relative;
	background-color: #fff;
	border: 1px solid #ddd;
}
.tb_pic:hover>.tb_more{
	transform: scale(1);
}
.tb_more{
	width:100%;
	height:100%;
	overflow:hidden;
	margin:auto;
	display:flex;
	display: -webkit-flex;
	transition: all 0.4s;
	color: #fff;
	justify-content: center;
	align-items: center;
	background-color: rgba(255,153,0,0.8);
	position: absolute;
	left: 0px;
	right: 0px;
	top:0px;
	bottom: 0px;
	font-size: 2rem;
	transform: scale(0);
}
.tb_name{
	width:auto;
	height:auto;
	display:block;
	margin:auto;
	overflow:hidden;
	text-align:center;
	margin-top: 10px;
}
.tb_miaoshu{
	width:auto;
	height:auto;
	overflow: hidden;
	display:-webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	margin:auto;
	color: #999;
	line-height: 1.5;
}
.new{
	line-height: 1.2;
	padding: 5px;
	font-size: 10px;
	font-family: Arial, Helvetica, sans-serif;
	width: auto;
	height: auto;
	border-radius:5px;
	background-color: var(--hover_color);
	color: #fff;
	text-align: center;
	position: absolute;
	right: 10px;
	top:10px;
	margin: auto;
	padding-left: 10px;
	padding-right: 10px;
}