* {
	margin: 0;
	padding: 0;
}

body {
	background-color: #f4f4f4;
	height: 100%;
}

.w-100 {
	width: 100%;
}

.w-1200 {
	width: 1200px;
	margin: 0 auto;
}

.w-900 {
	width: 900px;
	margin: 0 auto;
}

.br-9{
	border-radius: 9px;
}

a:hover,
a:link,
a:visited,
a:focus {
	text-decoration: none;
}

ul li {
	list-style: none;
	/* 去除列表项前的标记 */
	padding: 0;
	/* 去除列表项的内边距 */
	margin: 0;
	/* 去除列表项的外边距 */
}

input {
	font-family: inherit;
	font-size: inherit;
	font-style: inherit;
	font-weight: inherit;
	outline: 0;
}

.clear-both {
	clear: both;
}

.cursor-pointer{
	cursor: pointer;
}

.bg-fff {
	background-color: #ffffff;
}

.d-block {
	display: block;
}

.d-flex {
	display: flex;
}

.flex-wrap{
	flex-wrap: wrap;
}

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

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

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

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

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

.flex-1 {
	flex: 1;
}

.margin-auto{
	margin: auto;
}

.pt-1 {
	padding-top: 10px;
}

.pt-2 {
	padding-top: 20px;
}

.pt-3 {
	padding-top: 30px;
}

.pt-4 {
	padding-top: 40px;
}

.pt-5 {
	padding-top: 50px;
}

.pb-1 {
	padding-bottom: 10px;
}

.pb-2 {
	padding-bottom: 20px;
}

.pb-3 {
	padding-bottom: 30px;
}

.pb-4 {
	padding-bottom: 40px;
}

.pb-5 {
	padding-bottom: 50px;
}

.pl-1 {
	padding-left: 10px;
}

.pl-2 {
	padding-left: 20px;
}

.pl-3 {
	padding-left: 30px;
}

.pl-4 {
	padding-left: 40px;
}

.pl-5 {
	padding-left: 50px;
}

.pr-1 {
	padding-right: 10px;
}

.pr-2 {
	padding-right: 20px;
}

.pr-3 {
	padding-right: 30px;
}

.pr-4 {
	padding-right: 40px;
}

.pr-5 {
	padding-right: 50px;
}

.px-1 {
	padding-left: 10px;
	padding-right: 10px;
}

.px-2 {
	padding-left: 20px;
	padding-right: 20px;
}

.px-3 {
	padding-left: 30px;
	padding-right: 30px;
}

.px-4 {
	padding-left: 40px;
	padding-right: 40px;
}

.px-5 {
	padding-left: 50px;
	padding-right: 50px;
}

.py-1 {
	padding-top: 10px;
	padding-bottom: 10px;
}

.py-2 {
	padding-top: 20px;
	padding-bottom: 20px;
}

.py-3 {
	padding-top: 30px;
	padding-bottom: 30px;
}

.py-4 {
	padding-top: 40px;
	padding-bottom: 40px;
}

.py-5 {
	padding-top: 50px;
	padding-bottom: 50px;
}

.ml-1 {
	margin-left: 10px;
}

.ml-2 {
	margin-left: 20px;
}

.ml-3 {
	margin-left: 30px;
}

.ml-4 {
	margin-left: 40px;
}

.ml-5 {
	margin-left: 50px;
}

.mr-1 {
	margin-right: 10px;
}

.mr-2 {
	margin-right: 20px;
}

.mr-3 {
	margin-right: 30px;
}

.mr-4 {
	margin-right: 40px;
}

.mr-5 {
	margin-right: 50px;
}

.mt-1{
	margin-top: 10px;
}

.mt-2{
	margin-top: 20px;
}

.mt-3{
	margin-top: 30px;
}

.mt-4{
	margin-top: 40px;
}

.mt-5{
	margin-top: 50px;
}

.mb-1{
	margin-bottom: 10px;
}

.mb-2{
	margin-bottom: 20px;
}

.mb-3{
	margin-bottom: 30px;
}

.mb-4{
	margin-bottom: 40px;
}

.mb-5{
	margin-bottom: 50px;
}

.mx-1 {
	margin-left: 10px;
	margin-right: 10px;
}

.mx-2 {
	margin-left: 20px;
	margin-right: 20px;
}

.mx-3 {
	margin-left: 30px;
	margin-right: 30px;
}

.mx-4 {
	margin-left: 40px;
	margin-right: 40px;
}

.mx-5 {
	margin-left: 50px;
	margin-right: 50px;
}

.font-12 {
	font-size: 12px;
}

.font-14 {
	font-size: 14px;
}

.font-16 {
	font-size: 16px;
}

.font-18 {
	font-size: 18;
}

.font-20 {
	font-size: 20px;
}

.font-22 {
	font-size: 22px;
}

.font-24 {
	font-size: 24px;
}

.font-weight {
	font-weight: bold;
}

.font-italic{
	font-style: italic
}

.color-eee {
	color: #eeeeee;
}

.color-333 {
	color: #333333;
}

.color-666 {
	color: #666666;
}

.color-777 {
	color: #777777;
}

.color-888 {
	color: #888888;
}

.color-999 {
	color: #999999;
}

.position-relative {
	position: relative;
}

.position-absolute {
	position: absolute;
}

.position-stickty {
	position: sticky;
}

.position-fixed {
	position: fixed;
}

.top-0 {
	top: 0;
}

.left-0 {
	left: 0;
}

.shou{
	cursor: pointer;
}

.overflow-hidden{
	overflow: hidden;
}