@charset "utf-8";
#tb{
	display:grid;
	grid-template-columns:auto auto auto auto;
	column-gap:10px;
	row-gap:10px;
	width:100%;
	height:auto;
	margin:auto;
	overflow:hidden;
	font-size:0px;
	box-sizing:border-box;
}
@media (max-width:767px)
{
	#tb{grid-template-columns:auto auto auto;}
}
@media (max-width:480px)
{
	#tb{grid-template-columns:auto auto;}
}
.tb_item{
	width:100%;
	height:auto;
	margin:auto;
	display:block;
}
.tb_tb{
	width:auto;
	height:auto;
	overflow:hidden;
	display:block;
	margin:auto;
	transition:all 0.4s;
}
a.tb_pic{
	width:auto;
	height:200px;
	overflow:hidden;
	display:block;
	margin:auto;
	position:relative;
	border:1px solid #ddd;
}
a.tb_name{
	width:auto;
	height:auto;
	display:block;
	margin:auto;
	overflow:hidden;
	text-align:center;
	padding:5px;
	font-size:14px;
}