* {
	margin: 0;
	padding: 0;
}

body {
	background: #ffffff;
	font-family: "微软雅黑", sans-serif;
	font-size: 0.73vw;
	color: #000;
}

ul {
	list-style: none;
}

.banner {
	width: 100%;
	height: auto;
	padding-top: 4.68vw;
}

@media screen and (max-width: 768px) {
	.banner {
		padding-top: 1rem;
	}

	.title p:nth-of-type(1) {
		font-size: 5vw;
		/*45px*/
		line-height: 10vw;
		/*78px*/
	}

	.title p:nth-of-type(2) {
		font-size: 3.5vw;
		/*36px*/
		color: #415285;
		line-height: 5vw;
		/*62px*/
	}

	/*设计*/
	.design {
		width: 100%;
		height: auto;
	}

	.design-div {
		width: 72.13vw;
		height: auto;
		margin: auto;
		overflow: hidden;
	}

	.design-ul {
		height: auto;
		margin: 5.20vw 0;
		overflow: hidden;
	}

	.design-ul li {
		width: 32.4vw;
		height: 20.9vw;
		float: left;
		margin: 0 1.75vw 20px 1.75vw;
		background-color: #ffffff;
		box-shadow: 0 0.05vw 0.3vw #d0d0d0;
	}

	.design-img {
		width: 10.3vw;
		margin: 3.125vw auto;
	}

	.design-p {
		color: #444444;
		font-size: 3vw;
		text-align: center;
		margin-top: 1vw;
	}

	/*二级分类*/
	.class-two {
		width: 12.375vw;
		height: 12.375vw;
		margin: 0.78vw;
		float: left;
		color: #ffffff;
	}

	.one-p {
		display: block;
		width: 100%;
		height: 4.16vw;
		font-size: 3vw;
		color: #ffffff;
		line-height: 4.16vw;
		text-align: center;
	}

	.two-icon {
		font-size: 4vw !important;
	}

	.two-p {
		display: block;
		width: 100%;
		font-size: 3vw;
		text-align: center;
	}
}

@media screen and (min-width: 768px) {

	.title p:nth-of-type(1) {
		font-size: 2.08vw;
		line-height: 4.06vw;
	}

	.title p:nth-of-type(2) {
		font-size: 1.2vw;
		/*36px*/
		color: #415285;
		/* line-height: 2vw; */
	}

	/*设计*/
	.design {
		width: 100%;
		height: 40vw;
	}

	.design-div {
		width: 72.13vw;
		height: 100%;
		margin: auto;
		overflow: hidden;
	}

	.design-ul {
		height: 20.9vw;
		margin: 5.20vw 0;
	}

	.design-ul li {
		width: 14.4vw;
		height: 20.9vw;
		float: left;
		margin: 0 1.75vw;
		background-color: #ffffff;
		box-shadow: 0 0.05vw 0.3vw #d0d0d0;
	}

	.design-img {
		width: 7.3vw;
		margin: 3.125vw auto;
	}

	.design-p {
		color: #444444;
		font-size: 0.9vw;
		text-align: center;
	}

	/*二级分类*/
	.class-two {
		width: 9.375vw;
		height: 9.375vw;
		margin: 0.78vw;
		float: left;
		color: #ffffff;
	}

	.one-p {
		display: block;
		width: 100%;
		height: 4.16vw;
		font-size: 1.15vw;
		color: #ffffff;
		line-height: 4.16vw;
		text-align: center;
	}

	.two-icon {
		font-size: 3.33vw !important;
	}

	.two-p {
		display: block;
		width: 100%;
		font-size: 0.93vw;
		text-align: center;
	}

}

.banner img {
	width: 100%;
	height: 100%;
}

.title {
	width: 100%;
	margin-top: 1.04vw;
}

.title p {
	width: 100%;
	text-align: center;
}

/*设计*/
.design-ul li:hover .design-img img {
	transform: scale(1.1);
}


.design-img img {
	transform-origin: 50%;
	transition: all .4s;
	width: 100%;
}


/*分类展示*/
.classIf {
	background: url("https://jishukeji.oss-cn-beijing.aliyuncs.com/shijuechuanda/visual-bg.jpg") no-repeat;
	height: 40.05vw;
}

.classIftwo {
	background: url("https://jishukeji.oss-cn-beijing.aliyuncs.com/shijuechuanda/visual-bg1.jpg") no-repeat;
	height: 53.4vw;
}

.classIf,
.classIftwo {
	width: 100%;
	background-size: 100% 100%;
}

.class-if {
	width: 64.6vw;
	height: 100%;
	margin: auto;
}

/*一级分类*/
.one {
	float: left;
}

.class-one {
	width: 13.18vw;
	height: 13.18vw;
	cursor: pointer;
	border-bottom: 0.16vw solid #cccccc;
	background-color: rgba(0, 0, 0, 0.5);
}

.one-hover {
	background-color: rgba(0, 0, 0, 0.7);
}

.one-li {
	width: 100%;
	height: 100%;
	overflow: hidden;
}

.one-img {
	width: 6.6vw;
	height: 6.6vw;
	border-radius: 50%;
	border: 0.26vw solid #ffffff;
	margin: auto;
	margin-top: 1.82vw;
	color: #ffffff;
	text-align: center;
	line-height: 6.6vw;
}

.one-icon {
	font-size: 3.43vw !important;
}


/*二级分类*/
.two {
	width: 44.27vw;
	height: 100%;
	float: left;
	margin-left: 2.6vw;
}

.two_bottom {
	width: 50vw;
	height: 100%;
	float: left;
}


.two-img {
	width: 100%;
	height: 6.25vw;
	text-align: center;
	line-height: 6.78vw;
}


/* 视频 */
.video1,
.video2 {
	width: 40vw;
	margin-top: 3vw;
	margin-left: 5vw;
	cursor: pointer;
}

.bottom_img {
	width: 14vw;
	margin: 1vw;
}

/*案例*/

.case {
	width: 100%;
	height: 90vw;
}

.case-div {
	width: 69vw;
	height: 100%;
	margin: auto;
}

.case-one {
	width: 100%;
	height: auto;
	background-color: #a5ef4d;
}

.case-two {
	width: 100%;
	height: auto;
	background-color: #a18fef;
}

.case-three {
	width: 100%;
	height: auto;
	background-color: #91d7ef;
}

.case-one li,
.case-two li,
.case-three li {
	float: left;
}

.case-one li img,
.case-two li img,
.case-three li img {
	width: 100%;
}

.case-one li {
	width: 19vw;
	margin: 3vw 2vw 0 2vw;
}

.case-two li {
	width: 19vw;
	margin: 3vw 2vw 0 2vw;
}

.case-three li {
	width: 19vw;
	margin: 3vw 2vw 0 2vw;
}

/* 最下面案例 */
.casetwo {
	width: 100%;
}

.case_img {
	width: 66vw;
	margin: auto;
}

.case_img img {
	width: 100%;
}