body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td,
img {
	border: none;
	margin: 0;
	padding: 0;
}
*{margin: 0;
	padding: 0;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}
body {
	font-family: "黑体";
	font-size: 16px;
	min-width: 1200px;
}
ol,
ul {
	list-style: none;
	display: block;
}
a {
	text-decoration: none;
}
/*input去掉点击时的框 也就是轮廓*/
input {
	outline: none;
}
/*清除插图图片的边框，使部分浏览器不再显示图片的蓝框*/
img {
	border: none;
}
.clearfloat:after {
	clear:both;
	content:'.';
	display:block;
	width: 0;height: 0;
	visibility:hidden;
}
.clearfloat {
	zoom: 1
}
li {
	list-style: none;
}
/*文字位置*/

.tl {
	text-align: left;
}

.tc {
	text-align: center;
}

.tr {
	text-align: right;
}
/*浮动*/
.fl {
	float: left;
	display: block;
}
.fr {
	float: right;
	display: block;
}
.cb {
	clear: both;
}
.cl {
	clear: left;
}
.cr {
	clear: right;
}
/*Author:YHR·Ace
*  弹性盒模型
*/
.box{
	display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex; 
}
.boxV{
	-webkit-box-orient:vertical; 
    -moz-box-orient:vertical; 
    -o-box-orient:vertical; 
    box-orient:vertical; 
    -webkit-flex-direction:column;
    -moz-flex-direction:column;
    -ms-flex-direction:column;
    flex-direction:column;
}
.flex-1{
	-webkit-box-flex: 1;
	-moz-box-flex: 1;
	-ms-box-flex: 1;
	box-flex: 1;
	-webkit-flex: 1;
	-moz-flex: 1;
	-ms-flex: 1;
	flex: 1;
}
.a-item-c{
	align-items: center;
	-webkit-align-items: center;
}
.j-c{
    justify-content: center;
    -webkit-justify-content: center;
}
/*公用样式*/

body{
	width: 100%;
	height: 100%;
	
}
/*Author:YHR·Ace
*  .item 用于最外层
*  .container 页面内容区外层
*/
.item{
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
	width: 100%;
	
	position: relative;
}
.item .container,.footer .container{height:100%;zoom: 1;margin: 0px auto; }
.item:before,.item:after,.item .container:after,.item .container:before{clear:both;content:'.';display:block;width: 0;height: 0;visibility:hidden;}

.container{
	width: 1200px;
	height: 100%;
	margin: 0px auto;
	
}
@media screen and (max-width: 768px){
	.container{
		width:100%;
	}
}
html,body{
	min-width: 1200px;
}

#blur{
	transition: all 3s ease;
	-webkit-transition: all 3s ease;
	}
.blur{
	 filter: blur(5px);    
	 -webkit-filter: blur(5px);
}
.back_to_top{
	
	width: 84px;
	height: 84px;
	position: fixed;
	right: 20px;
	bottom: 40px;
	z-index: 999;
}
.back_to_top a{
	width: 84px;
	height: 84px;
	display: block;
	background: url(../img/backToTop.png) no-repeat center center;
}