body{
	font-size: 16px;
}

p{
	margin: 0;
}

.nav-title{
	width: 1200px;
	height: 140px;
	margin: 0 auto;
}

.nav-title>p{
	margin: 0;
	text-align: center;
	font: 18px/2 "";
}

.content{
	width: 100%;
	height: 482px;
	background: url("../images/brand.jpg") no-repeat;
	margin: 0 auto;
}

.nav-content{
	width: 1200px;
	margin: 0 auto;
	padding-top: 78px;
	box-sizing: border-box;
}

.nav-img{
	width: 368px;
}

.nav-content-text{
	width: 635px;
	padding-top: 80px;
	box-sizing: border-box;
}

.nav-content-text>p{
	text-indent: 2em;
	letter-spacing: 1.5px;
	line-height: 1.5;
	text-align: justify;
}

.content-title{
	width: 1200px;
	height: 1112px;
	margin: 0 auto;
	background: url("../images/brand_bg.jpg") no-repeat;	
}

.content-md{
	width: 336px;
	height: 180px;
	padding-top: 248px;
	padding-left: 100px;
}

.content-md>button,.content-md4>button{
	width: 200px;
	height: 42px;
	font-size: 18px;
	font-weight: bold;
	display: inline-block;
	background: transparent;
	border: 1px solid #fff;
	color: white;
}

.content-md>p{
	width: 320px;
	text-align: justify;
	text-indent: 2em;
	line-height: 1.5;
	color: white;
	transform:translateX(15px);
}

.content-md2{
	width: 460px;
	transform: translate(680px,-40px);
}

.content-md2>button,.content-md3>button{
	transform: translate(200px,-50px);
	width: 200px;
	height: 42px;
	font-size: 18px;
	font-weight: bold;
	display: inline-block;
	background: transparent;
	border: 1px solid #49c2ff;
	color: black;
}

.content-md2>p{
	font-size: 16px;
}

.content-md2>p:nth-of-type(1){
	text-indent: 3em;
}

.content-md2>p:nth-of-type(2){
	text-indent: 3em;
}

.content-md2>p:nth-last-of-type(2){
	text-indent: 6em;
}

.content-md2>p:nth-last-of-type(1){
	text-indent: 2em;
	line-height: 1.49;
	text-align: justify;
}

.content-md3{
	width:480px;
	text-indent: 2em;
	text-align: justify;
	transform: translate(100px,-50px);
}

.content-md3>button{
	width: 300px;
	margin:20px 0;
	transform: translateX(0);
}

.content-md3>p:nth-last-of-type(1){
	line-height: 1.5;
}

.content-md4{
	width: 530px;

	transform:translate(500px,40px);
}

.content-md4>button{
	margin:20px 0;
	transform: translateX(300px);
}

.content-md4>p{
	line-height: 1.8;
	text-indent: 2em;
	text-align: justify;
	color: white;
}

.quality{
	width: 100%;
	height: 582px;
	background: #a7999933;
	margin: 0 auto;
}

.quality .nav-content{
	width: 1200px;
	margin: 0 auto;
	padding-top: 78px;
	box-sizing: border-box;
}
.quality .nav-img{
	width: 500px;
	height: 400px;
	float: right;
}
.quality .nav-img img{
	width: 500px;
	height: 400px;
	
}
.qualitys{
	width: 100%;
	height: 682px;
	background: #a7999933;
	margin: 0 auto;
}
.qualitys .nav-imgs{
	width: 500px;
	height: 600px;
	float: right;
}
.qualitys .nav-imgs img{
	width: 500px;
	height: 600px;
	
}
.nav-content-text{
	width: 635px;
	padding-top: 80px;
	box-sizing: border-box;
}

.nav-content-text>p{
	text-indent: 2em;
	letter-spacing: 1.5px;
	line-height: 1.5;
	text-align: justify;
}