@charset "utf-8";
#tb{
	display:grid;
	grid-template-columns:calc(33.3% - (20px/3)) calc(33.3% - (20px/3)) calc(33.3% - (20px/3));
	column-gap:10px;
	row-gap:10px;
	width:auto;
	height:auto;
	margin:auto;
	overflow:hidden;
	margin-top:20px;
	margin-bottom:20px;
}
@media (max-width:767px){#tb{grid-template-columns:calc(50% - (10px/2)) calc(50% - (10px/2));}}
@media (max-width:480px){#tb{grid-template-columns:auto;}}
.tb_item{
	width:auto;
	height:auto;
	overflow:hidden;
	overflow:hidden;
	display:block;
}
a.tb_tb{
	width:auto;
	height:100%;
	overflow:hidden;
	display:block;
	margin:auto;
	transition:all 0.4s;
	box-sizing:border-box;
}
.tb_pic{
	width:auto;
	height:250px;
	overflow:hidden;
	display:flex;
	display:-webkit-flex;
	justify-content:center;
	align-items:center;
	margin:auto;
	border:1px solid #ddd;
}
.tb_name{
	width:auto;
	height:auto;
	display:block;
	margin:auto;
	overflow:hidden;
	text-align:center;
	padding:5px;
	font-size:14px;
}