.thumbnail_list{
		width: 100%;
		display: flex;
		flex-wrap: wrap;
		gap: 5px;
	}
	
	.thumbnail_list li{
		width: calc(25% - 4px);
		padding: 0;
		margin:0;
		font-size: 0;
		line-height: 0;
		list-style: none;
	}
	
	.thumbnail_list li img{
		padding: 0;
		margin: 0;
		width: 100%;
	}
	.thumbnail_list li img:hover{
		cursor: pointer;
	}
	
	.option_cont{
		
	}
	.option_ttl{
		font-size: 14px;
		font-weight: 700;
		color: #333;
		margin: 20px 0 11px;
		display: block;
	}
	
	.option_cont select{
		width: 100%;
		height: auto;
		border: 1px solid #ccc;
		border-radius: 4px;
		padding: 15px;
		box-sizing: border-box;
	}

.txt-optionLink{
  margin-top:1em;
	margin-bottom:2em;
}

.bt_cart{
	border:none;
  	width:100%;
  	margin-top:2em;
}

.bt_cart:hover{
	cursor:pointer;
}

.table_detail td{
  padding-bottom:0.5em;
}

.product-linkList li{
  margin-bottom:0.5em;
}

.cell_2{
  padding-left:0.5em;
}