@charset "utf-8";
#tb{
	display:grid;
	grid-template-columns:calc(25% - (30px/4)) calc(25% - (30px/4)) calc(25% - (30px/4)) calc(25% - (30px/4));
	column-gap:10px;
	row-gap:10px;
	width:auto;
	height:auto;
	margin:auto;
	overflow:hidden;
	margin-top:3rem;
	margin-bottom:4rem;
}
@media (max-width:767px){#tb{grid-template-columns:calc(33.3% - (20px/3)) calc(33.3% - (20px/3)) calc(33.3% - (20px/3));paddign:10px;}}
@media (max-width:480px){#tb{grid-template-columns:calc(50% - (10px/2)) calc(50% - (10px/2));}}
.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:auto;
	padding-bottom:100%;
	position:relative;
	overflow:hidden;
	display:block;
	margin:auto;
	background-repeat:no-repeat;
	background-size:cover;
	border:1px solid #ddd;
}
.tb_name{
	width:auto;
	height:auto;
	display:block;
	margin:auto;
	overflow:hidden;
	text-align:center;
	padding:10px;
	font-size:1rem;
	color:#fff;
	background-color:#b9863c;
	white-space:nowrap;
}
.tb_name:hover{background-color:#996a00;}