html,
body {
	height: 100%;
	width: 100%;
	overflow-x: hidden;
	margin: 0px;
	padding: 0;
}

* {
	font-family: 'Microsoft YaHei';
	color: #000000;
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

.max-contain {
	max-width: 87%;
	margin: 0 auto;
	padding: 0 10px;
}

footer,
header {
	min-width: 1070px;
}



.background_center {
	background-size: 100% 100%;
	background-position: center center;
	background-repeat: no-repeat;
}

.background_center_cover {
	background-size: cover;
	background-position: center center;
	background-repeat: no-repeat;
}
.background_top_cover{
	background-size: cover;
	background-position: center top;
	background-repeat: no-repeat;
}

.font_fff {
	color: #ffffff;
}
.bg_fff{
	background-color: #FFFFFF;
}

.font_000 {
	color: #000000;
}

/* 文字强制折行 */
.text-break {
	word-break: break-all;
}

/*文字两端对齐方式*/
.text-justify {
	text-align: justify;
	text-justify: distribute-all-lines; // 这行必加，兼容ie浏览器
}

.border-left {
	border-left: 1px solid #909090;
}

.border-bottom {
	border-bottom: 1px solid #909090;
}

.border-right {
	border-right: 1px solid #909090;
}

.border-top {
	border-top: 1px solid #909090;
}

.border {
	border: 1px solid #909090;
}
.align_left{
	text-align: left;
}
.align_right{
	text-align: right;
}
.align_center{
	text-align: center;
}
.border-round {
	border-radius: 50%;
}

.pointer {
	cursor: pointer;
}
.cursorAuto {
	cursor: auto;
}

.relative {
	position: relative;
}

.absolute {
	position: absolute;
}


.flex {
	display: flex;
}

.flex-row {
	display: flex;
	flex-direction: row;
	-webkit-flex-direction: row;
}

.flex-column {
	display: flex;
	-webkit-flex-direction: column;
	flex-direction: column;
}

.align-items-center {
	align-items: center;
}

.align-content-between {
	align-content: space-between;
}

.align-content-center {
	align-content: center;
}

.align-items-start {
	align-items: flex-start;
}

.align-items-baseline {
	align-items: baseline;
}

.justify-center {
	justify-content: center;
}

.justify-end {
	justify-content: flex-end;
}

.space-between {
	justify-content: space-between;
}

.space-around {
	justify-content: space-around;
}
/*flex折行*/
.flex-wrap {
	flex-wrap: wrap;
}
/*去除a标签下划线*/
a {
	text-decoration: none;
	cursor: pointer;
}

/*去除未被访问的a标签的下划线*/
a:link {
	text-decoration: none;
}

/*去除已经被访问过的a标签的下划线*/
a:visited {
	text-decoration: none;
}

/*去除鼠标悬停时的a标签的下划线*/
a:hover {
	text-decoration: none;
}

/*去除正在点击的a标签的下划线（鼠标按下，尚未松开）*/
a:active {
	text-decoration: none;
}

/*去除获得焦点的a标签的下划线（被鼠标点击过）*/
a:focus {
	text-decoration: none;
}



/* 翻转动画css start */
.flip-container {
	perspective: 1000;
	-webkit-perspective: 1000px;
	/*父类容器中 perspective 子类允许透视*/
	-moz-perspective: 1000px;
	-ms-perspective: 1000px;
	-o-perspective: 1000px;
	perspective: 1000px;
	/* margin:0px auto; */
	/*  float:left;
  margin-left:20px;
  margin-bottom:20px; */
	/* border:1px solid #fff; */
}

.flip-container:hover .back {
	transform: rotateY(0deg);
	-webkit-transform: rotateY(0deg);
	-moz-transform: rotateY(0deg);
	-ms-transform: rotateY(0deg);
	-o-transform: rotateY(0deg);
	z-index: 2;
}

.flip-container:hover .front {
	transform: rotateY(180deg);
	-webkit-transform: rotateY(180deg);
	-moz-transform: rotateY(180deg);
	-ms-transform: rotateY(180deg);
	-o-transform: rotateY(180deg);
	z-index: 1
}

.flipper {
	transition: transform 0.6s ease-out;
	transition: transform .5s ease-in-out;
	-webkit-transition: transform .5s ease-in-out;
	-moz-transition: transform .5s ease-in-out;
	-ms-transition: transform .5s ease-in-out;
	-o-transition: transform .5s ease-in-out;
	-webkit-transform-style: preserve-3d;
	/*使其子类变换后得以保留 3d转换后的位置*/
	-moz-transform-style: preserve-3d;
	-ms-transform-style: preserve-3d;
	-o-transform-style: preserve-3d;
	transform-style: preserve-3d;
	display: block;
	width: 100%;
	height: 100%;
	position: relative;
}

.front,
.back {
	width: 100%;
	height: 100%;
	backface-visibility: hidden;
	transition: 0.6s ease-out;
	-webkit-transition: .6s ease-out;
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	-ms-transform-style: preserve-3d;
	-o-transform-style: preserve-3d;
	transform-style: preserve-3d;
	position: absolute;
	top: 0;
	left: 0;
}

.front img,
.back img {
	width: 100%;
	height: 100%;
	overflow: hidden;
}

.front {
	background-color: red;
	z-index: 2;
	transform: rotateY(0deg);
	transform: rotateY(0deg);
	-webkit-transform: rotateY(0deg);
	-moz-transform: rotateY(0deg);
	-ms-transform: rotateY(0deg);
	-o-transform: rotateY(0deg);
}

.back {
	background-color: aquamarine;
	z-index: 1;
	transform: rotateY(-180deg);
	transform: rotateY(-180deg);
	-webkit-transform: rotateY(-180deg);
	-moz-transform: rotateY(-180deg);
	-ms-transform: rotateY(-180deg);
	-o-transform: rotateY(-180deg);
}

/* 翻转动画css end */