*{
	padding:0;margin:0;
	box-sizing: border-box;
	/*-moz-user-select: none;
	-webkit-user-select: none;
	-ms-user-select: none;
	-khtml-user-select: none;
	user-select: none;*/
	-webkit-overflow-scrolling: touch;
	/*touch-action: pan-y;		/* 滚动性能优化 */
	overflow-scrolling: touch;
}
body{
	-webkit-tap-highlight-color:rgba(0,0,0,0);color: #000;
	width:100%;font-size: 14px;
	overflow-x: hidden;font-family: "微软雅黑";
}
@font-face{
	font-family:font1;
	src: url("./font/Axisstd-light.otf");
}
.zi{font-family: font1;}
.CM{ 	/* 需要自身垂直居中 */
	position: absolute;left:50%;top:50%;
	transform: translate(-50%,-50%);-webkit-transform: translate(-50%,-50%);
}
ul{list-style: none;}
p{padding: 0;margin: 0;}
a{text-decoration:none;color: #000;transition: all .25s linear;}
a:focus{text-decoration:none;}
a:active{text-decoration:none;}
a:hover{text-decoration:none;}
img{vertical-align: middle;
	max-width: 100%;
/*width: 100%;*/
	margin:0 auto;
	display:block  
}
button,select,textarea,
input[type=button],input[type=text],
input[type=submit],input[type=password],
input[type=tel],input[type=radio]{-webkit-appearance:none;}
video{vertical-align: middle;}

.lt{float:left;}.rt{float:right;}
.bai{width:100%;}




/* 导航条 */
.nav{
	position: fixed;z-index: 100;
	left: 0;top: 0;width: 100%;display: flex;
	height: 70px;
}
.nav>a{
	width: 20%;height: 100%;display: block;
	position: relative;
}
.nav>a>img{
	position: absolute;left: 50%;top: 50%;width: 92%;
	transform: translate(-50%,-50%);-webkit-transform: translateY(-50%,-50%);
	max-width: 353px;
}
.dang{height: 70px;}



.go_top{
	position: fixed;right: 36px;bottom:50px;width: 60px;height: 60px;
	border-radius: 50%;border:2px solid #000;color: #000;
	cursor: pointer;transition: all .25s linear;display: none;
}
.go_top i{
	position: absolute;left: 50%;top: 50%;font-size: 40px;
	transform: translate(-50%,-50%);-webkit-transform: translate(-50%,-50%);
}
.go_top:hover{background: #000;color:#FFF;}


.tou_box{
	width: 100%;height: 100%;padding-top: 150px;
}
/* 头部 */
.tou_wai{
	position: absolute;left: 0;top: 0;width: 100%;text-align: center;
	padding: 0 12.5px;z-index: 10;
}
.tou_top{
	background: #FFF;height: 150px;position: relative;
}
.tou_zhu{font-size: 18px;font-weight: bold;}
.he_box{
	height:100%;overflow-y:scroll;padding: 25px 12.5px 120px;
}
.he_kuai{background:#fff;padding: 0 20px;}


/* 媒体查询 */
/* p>1920 */ 
@media (min-width: 1920px){
	
}
/* 1920 > p > 1710 */
@media only screen and (min-width: 1711px) and (max-width: 1919px){
	
}
/* 1710 >= p > 1440 */
@media only screen and (min-width: 1441px) and (max-width: 1710px){
	
}

/* 1440 >= p >= 1366 */
@media only screen and (min-width: 1366px) and (max-width: 1440px){
	.nav{height:65px;}
	.dang{height: 65px;}
}

/* 1366 > p > 768 */
@media only screen and (min-width: 769px) and (max-width: 1365px){
	.nav{height:65px;}
	.dang{height: 65px;}
}

/* 768 >= p 手机端 */ 
@media (max-width: 768px){
	
	.dang{height: 45px;}
	/* nav */
	.nav{height: 45px;}
	.nav>a{width: 33.33%;}
	.nav>a:nth-child(3)~a{display: none;}
	.nav>a>img{width: 84%;}
	
	
	.tou_box{padding-top: 126px;}
	/* 头部 */
	.tou_top{height: 126px;}
	.tou_zhu{font-size: 16px;}
	.he_box{padding-bottom: 65px;}
	
	
	.he_kuai{padding: 0 12.5px;}
	/* 回到顶部 */
	.go_top{
		right: 16px;bottom:25px;width: 40px;height: 40px;
	}
	.go_top i{
		font-size: 30px;
	}
}