@media screen and (max-width: 640px) {
	.head-div1 {
		height: 1.8rem;
		padding: 0.5rem 0.8rem;
	}
	.head-div1-img1 {
		float: left;
		height: 1.8rem;
	}
	.head-div1-img2 {
		float: left;
		height: 1.8rem;
		margin-left: 0.48rem;
	}
	.head-div1-img3 {
		float: left;
		height: 1.8rem;
		margin-left: 1.5rem;
		height: 1.7rem;
	}
	.head-div1-img4 {
		float: left;
		height: 1.8rem;
		margin-left: 0.56rem;
		height: 0.9rem;
		margin-top: 0.4rem;
	}
	.back {
		position: fixed;
		top: 0;
		left: 0;
		z-index: 2;
		background-color: #000000;
		opacity: 0.4;
		width: 100%;
		height: 100%;
	}
	.menu {
		position: fixed;
		top: 0;
		right: -17rem;
		width: 17rem;
		height: 100%;
		z-index: 3;
		background-color: #383a49;
	}
	.logo {
		float: left;
		margin-left: 1rem;
	}
	.menu-box {
		height: 2.7rem;
		border-bottom: 1.2px solid #545665;
		position: relative;
		overflow: hidden;
	}
	.box-title {
		display: flex;
		justify-content: space-between;
		align-items: center;
		height: 2.7rem;
		padding: 0 1rem;
	}
	.box-title>p {
		color: #FFFFFF;
		font-size: 0.7rem;
		height: 2.7rem;
		line-height: 2.7rem;
	}
	.menu-box>p {
		color: #FFFFFF;
		font-size: 0.8rem;
		height: 2.7rem;
		line-height: 2.7rem;
	}
	.false {
		font-size: 1.5rem !important;
		float: right;
		margin-right: 1rem;
	}
	.menu-p1 {
		color: #FFFFFF;
		display: block;
		padding: 0 1rem;
		height: 2.7rem;
		line-height: 2.7rem;
		border-bottom: 1.2px solid #545665;
	}
	.menu-p1>p {
		font-size: 0.7rem;
	}
	.icon-down {
		width: 1.2rem;
		height: 0.8rem;
	}
	.menu-xiala {
		position: absolute;
		width: 15rem;
		top: 2.7rem;
		left: 0;
		padding-left: 2rem;
	}
	.menu-xiala>a {
		display: block;
		font-size: 0.7rem;
		height: 2.7rem;
		line-height: 2.7rem;
		color: #FFFFFF;
	}
	.com-footer{
		position: fixed;
		bottom: 0;
		left: 0;
		width: 100%;
		height: 3.7rem;
		display: flex;
		background-color: #29c48a;
	}
	.com-footer div{
		height: 98%;
		display: flex;
		justify-content: center;
		flex-wrap: wrap;
		cursor: pointer;
		align-items: center;
		padding-top: 2%;
	}
	.com-footer>a{
		width: 25%;
	}
	.com-footer>a>div>img{
		width: 1.4rem;
		height: 1.5rem;
	}
	.com-footer>a>div>p{
		width: 100%;
		text-align: center;
		color: #FFFFFF;
		font-size: 0.9rem;
	}
}

@media screen and (min-width: 640px) {
	/* head */
	.head {
		margin: auto;
		width: 640px;
	}
	.head-div1 {
		height: 2.8rem;
		padding: 0.91rem 1.3rem;
	}
	.head-div1-img1 {
		float: left;
		margin-left: 0.39rem;
		height: 2.9rem;
	}
	.head-div1-img2 {
		float: left;
		height: 2.7rem;
		margin-top: 0.2rem;
		margin-left: 1.1rem;
	}
	.head-div1-img3 {
		float: left;
		height: 2.6rem;
		margin-top: 0.2rem;
		margin-left: 4.3rem;
	}
	.head-div1-img4 {
		float: left;
		height: 1.6rem;
		margin-left: 1.7rem;
		margin-top: 0.61rem;
	}
	.back {
		position: fixed;
		top: 0;
		left: 50%;
		z-index: 2;
		background-color: #000000;
		opacity: 0.4;
		margin-left: -320px;
		width: 640px;
		height: 100%;
	}
	.menu {
		position: fixed;
		top: 0;
		right: 50%;
		margin-right: -320px;
		width: 0px;
		height: 100%;
		z-index: 3;
		background-color: #383a49;
		overflow: hidden;
	}
	.logo {
		float: left;
		color: #FFFFFF;
		line-height: 45px;
		font-size: 20px;
		margin-left: 15px;
		cursor: default;
	}
	.menu-box {
		width: 100%;
		height: 44.4px;
		border-bottom: 1.2px solid #545665;
		position: relative;
		overflow: hidden;
	}
	.box-title {
		display: flex;
		justify-content: space-between;
		align-items: center;
		height: 2.7rem;
		padding: 0 1rem;
	}
	.box-title>p {
		color: #FFFFFF;
		font-size: 0.8rem;
		height: 2.7rem;
		line-height: 2.7rem;
		cursor: default;
	}
	.false {
		font-size: 1.5rem !important;
		float: right;
		color: #FFFFFF;
		line-height: 44.4px;
		cursor: default;
		margin-right: 15px;
	}
	.menu-p1 {
		color: #FFFFFF;
		display: block;
		padding: 0 15px;
		height: 44.4px;
		line-height: 44.4px;
		border-bottom: 1.2px solid #545665;
		cursor: default;
	}
	.menu-p1>p {
		font-size: 14px;
	}
	.icon-down {
		width: 1.4rem;
	}
	.menu-xiala {
		position: absolute;
		top: 2.7rem;
		left: 0;
		padding-left: 2rem;
	}
	.menu-xiala>a {
		display: block;
		font-size: 0.8rem;
		height: 2.7rem;
		line-height: 2.7rem;
		color: #FFFFFF;
		cursor: default;
	}
	.com-footer{
		position: fixed;
		bottom: 0;
		left: 50%;
		width: 640px;
		margin-left: -320px;
		height: 3.8rem;
		display: flex;
		background-color: #29c48a;
	}
	.com-footer>a{
		width: 25%;
	}
	.com-footer>a>div{
		height: 89%;
		display: flex;
		justify-content: center;
		flex-wrap: wrap;
		cursor: pointer;
		margin-top: 5%;
	}
	.com-footer>a>div>img{
		width: 25px;
		height: 25px;
	}
	.com-footer>a>div>p{
		width: 100%;
		text-align: center;
		color: #FFFFFF;
		font-size: 16px;
	}
}