/* 内容 */
.product .content {
	margin-top: 30px;
	width: 100%;
	background: #fff;
}
/* 产品 */
.product .wrap {
	width: 1350px;
	height: 1000px;
	margin: 0 auto;
}
.product .wrap .list {
	position: relative;
}
.product .wrap .list li {
	float: left;
}
.product .wrap .list li input {
	position: relative;
	z-index: -1;
}
.product .wrap .list li label {
	display: block;
	width: 223px;
	height: 60px;
	background: white;
	text-align: center;
	line-height: 60px;
	font-size: 18px;
	color: #0071bc;
	cursor: pointer;
	border-radius: 5px 5px 0 0;
	border: 1px solid #808080;
	transition: .3s;
}
.product .wrap .list li input:checked~div {
	display: block;
	margin-top: 30px;
}
.product .wrap .list li input:checked+label {
	margin-top: -5px;
	padding-top: 5px;
	background: #0071bc;
	color: #fff;
}
.product .wrap .list li label:hover {
	background: #0071bc;
	color: #FFFFFF;
}
.product .wrap .list li label:focus {
	background: #0071bc;
}
.product .wrap .list li .product_centre {
	position: absolute;
	left: -0.01px;
	width: 1350px;
	height: 800px;
	padding-top: 40px;
	display: none;

}

.sep {
	width: 32%;
	margin-top: 20px; 
}
.sep h3 {
	font-size: 16px;
	font-weight: 500;
	color: #5b5b5b;
	margin-top: 10px;
}

.sep2,
.sep3 {
	margin-top: 30px;
}

.sep2 {
	margin-left: 17%;
}

.sep3 {
	margin-right: 17%;
}

/****** image hover ******/
.image-hover * {
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	box-sizing: border-box
}

.image-hover {
	position: relative;
	display: inline-block;
	width: 95%;
	height: 260px;
	overflow: hidden;
	background: #fff;
	border: 8px solid #ffffff;
	box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.3);
	-moz-box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.3);
	-webkit-box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.3)
}

.image-hover a {
	text-decoration: none
}

.image-hover img {
	width: 100%;

}

/*** effect 3d image change ***/
.imagechange-3d-inner {
	position: absolute;
	top: 0px;
	right: 0px;
	bottom: 0px;
	left: 0px
}

.imagechange-3d .imgchange-1 {
	opacity: 1
}

.imagechange-3d:hover .imgchange-1 {
	opacity: 0
}

.imagechange-3d .imgchange-2 {
	opacity: 0
}

.imagechange-3d:hover .imgchange-2 {
	opacity: 1
}

.imgchange-1 {
	position: absolute;
	top: 0px;
	right: 0px;
	bottom: 0px;
	left: 0px
}

.imgchange-2 {
	position: absolute;
	top: 0px;
	right: 0px;
	bottom: 0px;
	left: 0px;
	color: #fff;
	background: #000;
	font-size: 13px;
}

.imagechange-3d div {
	transition: all 0.5s ease-in-out;
	-webkit-transition: all 0.5s ease-in-out;
	-moz-transition: all 0.5s ease-in-out;
	-ms-transition: all 0.5s ease-in-out;
	-o-transition: all 0.5s ease-in-out;
}

.imagechange-3d {
	perspective: 1000px;
	-webkit-perspective: 1000px;
	-moz-perspective: 1000px;
	-ms-perspective: 1000px;
	-o-perspective: 1000px;
}

.imagechange-3d-inner {
	transform-style: preserve-3d;
	transition: all 1.0s linear;
	-webkit-transform-style: preserve-3d;
	-webkit-transition: all 1.0s linear;
	-moz-transform-style: preserve-3d;
	-moz-transition: all 1.0s linear;
	-ms-transform-style: preserve-3d;
	-ms-transition: all 1.0s linear;
	-o-transform-style: preserve-3d;
	-o-transition: all 1.0s linear;
}

.imagechange-3d:hover .imagechange-3d-inner {
	transform: rotateY(180deg);
	-webkit-transform: rotateY(180deg);
	-moz-transform: rotateY(180deg);
	-ms-transform: rotateY(180deg);
	-o-transform: rotateY(180deg);
}

.imgchange-2 {
	transform: rotateY(180deg);
	-webkit-transform: rotateY(180deg);
	-moz-transform: rotateY(180deg);
	-ms-transform: rotateY(180deg);
	-o-transform: rotateY(180deg);
}

.card {
	justify-content: space-between;
	display: flex;
	text-align: center;
	margin: 0 auto;
}