.product_detail_area div.add_cart {
	float: right;
	width: 40%;
}
.product_detail_area div.product_images {
	overflow: hidden;
	float: left;
	width: 55%;
	margin-bottom: 30px;
}
.product_detail_area div.product_images img {
	max-width: 100%;
	height: auto;
}
/**/
.product_detail_area .zoom-small-image {
	float: none;
	width: calc(100% - 8px);
	margin-bottom: 10px;
	margin: 4px 0 0 4px;
}
.product_detail_area .zoom-desc {
	float: none;
	width: auto;
	margin-left: 0;
}
.product_detail_area .zoom-desc a.cloud-zoom-gallery {
	float: left;
	width: 18%;
	margin: 0 1% 8px;
}
.product_detail_area .zoom-desc .zoom-tiny-image {
	width: calc(100% - 6px);
	padding: 2px;
}
@media only screen and (max-width: 768px) {
	.product_detail_area div.add_cart,
	.product_detail_area div.product_images {
		float: none;
		width: auto;
	}
	.product_detail_area div.add_cart {
		clear: both;
		padding-top: 30px;
	}
}
/* カートボタン */
.button_area {
	margin-bottom: 20px;
}
.btn-primary {
  background: #333333;
  border-color: #333333;
}

.btn-primary:hover,
.btn-primary:active,
.btn-primary.active,
.btn-primary.disabled,
.btn-primary[disabled] {
  background: #666666;
}

.btn-primary:active,
.btn-primary.active {
  background: #666666;
}