@charset "utf-8";
.tb{
	display:grid;
	grid-template-columns:45% auto;
	column-gap:40px;
	row-gap:20px;
	width:auto;
	height:auto;
	margin:auto;
	overflow:hidden;
	margin-top:20px;
	margin-bottom:20px;
}
@media (max-width:480px){
	.tb{
		grid-template-columns:auto;	
	}
}
.pic{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
}
#qd_miaoshu{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
}
#qd_name{
	font-size:20px;
	font-weight:bold;
	line-height:28px;
	text-align:center;
	margin-top:20px;
	margin-bottom:20px;
	
}
#qd_content{
	padding-top:10px;
	padding-bottom:10px;
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	
}
#qd_content * img{max-width:100%;height:auto;}
#qd_pic{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	max-width:100%;
	margin:auto;
}
#qd_param{
	display:block;
	align-items:center;
	width:auto;
	height:auto;
	overflow:hidden;
	max-width:600px;
	margin:auto;
	margin-top:20px;
}
.tb_tb{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	padding:5px;
}
.tb_pic{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	position:relative;
	padding-bottom:100%;
	border:1px solid #ddd;
}
.on{
	border:1px solid #f60;
}
.arrow{
	font-size:1.5rem;
	width:20px;
	flex-shrink:0;
	text-align:center;
	position:absolute;
	top:0px;
	bottom:0px;
}