body{
	background: #f8f8f8;
}

.content{
	background: url("../images/user/content_bg.jpg") no-repeat center bottom;
	background-size: cover;
	overflow: hidden;
}

.use_purpose{
	width: 90%;
	max-width: 1200px;
	background: #fff;
	margin: 10% auto 6.5%;
	overflow: hidden;
}
.use_purpose ul{
	width: 100%;
	overflow: hidden;
}
.use_purpose li{
	width: 25%;
	float: left;
	overflow: hidden;
}
.use_purpose .user_purpose_img{
	width: 100%;
	position: relative;
}
.use_purpose .user_purpose_img .user_purpose_img_zzc{
	width: 100%;
	height: 100%;
	background: url("../images/user/user_purpose_img_zzc.png") no-repeat center;
	background-size: 100% 100%;
	position: absolute;
	top: 0;
	left: 0;
	transition: opacity 0.2s;
	-webkit-transition: opacity 0.2s;
	-moz-transition: opacity 0.2s;
	-o-transition: opacity 0.2s;
	z-index: 1;
}
.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn1{
	transform: rotate(0deg);
	-webkit-transform: rotate(0deg);
	-moz-transform: rotate(0deg);
	-ms-transform: rotate(0deg);
	-o-transform: rotate(0deg);
}
.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn2{
	transform: rotate(270deg);
	-webkit-transform: rotate(270deg);
	-moz-transform: rotate(270deg);
	-ms-transform: rotate(270deg);
	-o-transform: rotate(270deg);
}
.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn3{
	transform: rotate(90deg);
	-webkit-transform: rotate(90deg);
	-moz-transform: rotate(90deg);
	-ms-transform: rotate(90deg);
	-o-transform: rotate(90deg);
}
.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn4{
	transform: rotate(180deg);
	-webkit-transform: rotate(180deg);
	-moz-transform: rotate(180deg);
	-ms-transform: rotate(180deg);
	-o-transform: rotate(180deg);
}
.use_purpose .user_purpose_img:hover .user_purpose_img_zzc{
	opacity: 0;
}
.use_purpose .user_purpose_img img{
	width: 100%;
	height: 100%;
	display: block;
}
.use_purpose .user_purpose_text{
	width: 100%;
	padding-bottom: 100%;
	position: relative;
}
.use_purpose .user_purpose_text b{
	width: 8em;
	color: #1a96d5;
	display: block;
	font-size: 2rem;
	font-weight: normal;
	line-height: 3rem;
	margin: -3rem auto 0;
	position: absolute;
	top: 50%;
	left: 0;
	right: 0;
}
.use_purpose.en .user_purpose_text b{
	font-size: 1.8rem;
}
.use_purpose .user_purpose_text p{
	width: 10em;
	color: #666666;
	font-size: 1.6rem;
	line-height: 2.4rem;
	margin: 0 auto;
	position: absolute;
	top: 50%;
	left: 0;
	right: 0;
}
.use_purpose.en .user_purpose_text p{
	font-size: 1.4rem;
	line-height: 1.6rem;
	padding: 0.4rem 0;
}
@media screen and (max-width: 720px){
	.use_purpose li{
		width: 100%;
		float: none;
	}
	.use_purpose .user_purpose_left .user_purpose_img{
		width: 50%;
		float: left;
	}
	.use_purpose .user_purpose_right .user_purpose_img,.use_purpose .user_purpose_right .user_purpose_text{
		width: 50%;
		float: right;
	}
	.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn1,.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn3{
		transform: rotate(270deg);
		-webkit-transform: rotate(270deg);
		-moz-transform: rotate(270deg);
		-ms-transform: rotate(270deg);
		-o-transform: rotate(270deg);
	}
	.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn2,.use_purpose .user_purpose_img .user_purpose_img_zzc.user_purpose_img_zhorn4{
		transform: rotate(90deg);
		-webkit-transform: rotate(90deg);
		-moz-transform: rotate(90deg);
		-ms-transform: rotate(90deg);
		-o-transform: rotate(90deg);
	}
	.use_purpose .user_purpose_img:hover .user_purpose_img_zzc{
		opacity: 1;
	}
	.use_purpose .user_purpose_left .user_purpose_text{
		width: 50%;
		float: right;
		padding-bottom: 50%;
	}
	.use_purpose .user_purpose_right .user_purpose_text{
		width: 50%;
		float: left;
		padding-bottom: 50%;
	}
	.use_purpose .user_purpose_text b{
		width: 7.5em;
		font-size: 1.6rem;
		line-height: 2rem;
		margin-top: -2rem;
	}
	.use_purpose.en .user_purpose_text b{
		width: 8em;
		font-size: 1.6rem;
	}
	.use_purpose .user_purpose_text p{
		width: 10em;
		font-size: 1.2rem;
		line-height: 2rem;
	}
	.use_purpose.en .user_purpose_text p{
		width: 10.5em;
		font-size: 1.2rem;
	}
}

.use_product{
	width: 90%;
	max-width: 1200px;
	background: url("../images/user/use_product_bg.jpg") no-repeat center bottom;
	background-size: cover;
	box-shadow: 1px 1px 1rem #e9eff1;
	margin: 0 auto 3.4%;
}
.use_product ul{
	width: 100%;
	overflow: hidden;
}
.use_product li{
	width: 33.3%;
	float: left;
	overflow: hidden;
	padding: 10% 0;
}
.use_product li a{
	width: 100%;
	display: block;
	overflow: hidden;
}
.use_product img{
	width: 40%;
	max-width: 108px;
	display: block;
	margin: 0 auto 1rem;
}
.use_product b{
	color: #333333;
	display: block;
	font-size: 1.6rem;
	line-height: 1.5em;
	margin: 0 auto;
	padding: 0.5rem 0;
	text-align: center;
}
.use_product.en b{
	width: 80%;
	height: 2.8rem;
	font-size: 1.4rem;
	line-height: 1.4rem;
}
.use_product p{
	color: #666666;
	font-size: 1.2rem;
	line-height: 1.5em;
	margin: 0 auto;
	padding: 0.5rem 0;
	text-align: center;
}
.use_product.en p{
	width: 90%;
	height: 3em;
}
@media screen and (max-width: 720px){
	.use_product img{
		margin-bottom: 0.5rem;
	}
	.use_product b{
		font-size: 1.4rem;
	}
	.use_product.en b{
		width: 100%;
		font-size: 1.2rem;
	}
}
@media screen and (max-width: 420px){
	.use_product.en li{
		width: 90%;
		float: left;
		margin: 0 auto;
		padding: 5% 0;
	}
	.use_product.en img{
		width: 18%;
		float: left;
		margin: 0 6%;
	}
	.use_product.en b,.use_product.en p{
		width: 70%;
		height: auto;
		margin-left: 30%;
	}
}