@media screen and (max-width: 1550px) {
	.Hertre_cen{
		width: calc(100% - 30px);
	}
	.Logo{
		width: 80px;
	}
	.Nav ul{
		gap: 3vw;
	}
}
@media screen and (max-width: 1450px) {
	:root {
		--max: calc(100% - 30px);
		--size14: 14px;
		--size16: 14px;
		--size18: 16px;
		--size20: 18px;
		--size24: 20px;
		--size30: 22px;
		--size36: 24px;
		--size40: 28px;
		--size46: 30px;
		--size50: 36px;
		--size56: 40px;
		--size60: 40px;
	
		--top20: 20px;
		--top30: 30px;
		--top40: 40px;
		--top50: 40px;
		--top60: 50px;
		--top80: 60px;
		--top100: 80px;
		--top120: 100px;
	}
	.Hertre_cen form input{
		width: 150px;
		height: 36px;
	}
	.Nowuguan_video ul,
	.Nowuguan_zongyi ul{
		grid-template-columns: 1fr 1fr 1fr;
	}
	.Nowuguan_top ul li{
		width: 150px;
		line-height: 46px;
	}
}

@media screen and (max-width: 1200px) {
	.Nav ul{
		gap: 15px;
	}
}

@media screen and (max-width: 992px) {
	:root {
		--size14: 12px;
		--size16: 14px;
		--size18: 14px;
		--size20: 16px;
		--size24: 18px;
		--size30: 20px;
		--size36: 20px;
		--size40: 22px;
		--size46: 24px;
		--size50: 28px;
		--size56: 30px;
		--size60: 36px;
	
		--top20: 10px;
		--top30: 20px;
		--top40: 30px;
		--top50: 30px;
		--top60: 40px;
		--top80: 50px;
		--top100: 60px;
		--top120: 60px;
	}

	.An {
		display: block;
	}

	.Hertre {
		height: 60px;
		position: fixed;
		top: 0px;
		z-index: 999;
	}

	.Logo{
		width: 70px;
	}

	.Nav {
		width: 100%;
		top: 60px;
		height: calc(100vh - 60px);
		position: fixed;
		background: #fff;
		overflow: hidden;
		display: none;
		left: 0;
		transform: translate(0%, 0%);
		transition: auto;
		border-top: 1px rgb(0, 0, 0, 0.1) solid;
	}

	.Nav ul{
		gap: 0px;
	}

	.Nav ul li {
		width: 100%;
		text-align: center;
		border-bottom: 1px rgb(0, 0, 0, 0.1) solid;
		line-height: 60px;
		font-size: 12px;
		padding: 0 20px;
		text-align: left;
		display: flex;
		flex-wrap: wrap;
		justify-content: space-between;
		align-items: center;
		margin: auto;
	}

	.Nav_ul {
		position: static;
		width: 100%;
		padding-top: 0px;
		transition: auto;
		transform: translate(0%,0%);
		box-shadow: none;
		padding: 0 15px 15px;

	}

	.Nav_ul a {
		width: 100%;
		background: none;
	}

	.Hertre_cen form input{
		width: 120px;
		height: 30px;
	}

	.Hertre_cen form button{
		width: 18px;
	}

	.Hertre_cen form input:focus {
		width: 170px;
	}

	body {
		padding-top: 60px;
	}

	.A{
		flex: initial !important;
		width: 100% !important;
		margin: 0 !important;
	}
	.S{
		flex: initial !important;
		width: 100% !important;
		margin: 0 !important;
		margin-top: 20px !important;
	}
	.Mianbai ul li a{
		padding: 0 20px;
	}
	.Nowuguan_top ul li{
		width: 100px;
		line-height: 36px;
		font-size: var(--size18);
	}
}


@media screen and (max-width: 768px) {
	:root {
		--size14: 12px;
		--size16: 12px;
		--size18: 12px;
		--size20: 14px;
		--size24: 16px;
		--size30: 16px;
		--size36: 18px;
		--size40: 18px;
		--size46: 20px;
		--size50: 20px;
		--size56: 22px;
		--size60: 24px;
	
		--top20: 10px;
		--top30: 15px;
		--top40: 20px;
		--top50: 20px;
		--top60: 25px;
		--top80: 30px;
		--top100: 30px;
	}
	.info_row{
		display: block;
		border: transparent;
		padding: 0;
		margin: 0;
	}
	.info_item{
		width: 100%;
		border-bottom: 1px dashed rgb(255, 255, 255);
		padding: 10px 0;
	}

	.Shipin ul{
		grid-template-columns: 1fr 1fr;
		gap: 10px;
	}

	.Mianbai ul{
		display: grid;
		grid-template-columns: 1fr 1fr;
		gap: 10px 15px;
		margin: 10px auto;
	}

	.Mianbai ul li{
		width: 100%;
		padding: 0;
		border: 1px solid rgb(0,0,0,0.2);
		line-height: 36px;
	}
	.Mianbai_img{
		width: 14px;
		height: 14px;
	}
	.Fangyin ul,
	.Jianjie_video ul{
		grid-template-columns: 1fr;
	}
	.Jianjie_video_img svg{
		width: 50px;
	}

	.Zhiboi ul,
	.Jianjie_Juzhan ul{
		grid-template-columns: 1fr 1fr;
		gap: 10px;
	}
	.Fankuai_right{
	    display: none;
	}
	.close_btn {
		width: 30px;
		height: auto;
		position: absolute;
		right: -30px;
		top: -30px;
		cursor: pointer;
	}
	.Shipin_right{
		top: 65px;
	}
	.Shipin_right ul{
		width: 80%;
		margin: auto;
		display: flex;
		flex-wrap: wrap;
		justify-content: space-around;
		padding: 15px;
		box-shadow: 0px 0px 10px 5px #00000020;
		border-radius: 5px;
	}
	.Shipin_right ul li{
		width: max-content;
		padding: 0;
		border-bottom: 0;
	}
	.Shipin_right ul li::after{
		display: none;
	}

	.Guance_text h2{
		text-align: left;
		font-size: 30px;
	}
	.Guance_text a{
		justify-content: flex-start;
	}
	.Nowuguan_top img{
		width: 35px;
	}
	.Fangyin_text a img{
		width: 20px;
	}
	.Nowuguan_left ul{
		display: flex;
		justify-content: space-between;
	}
	.Nowuguan_left ul li{
		width: max-content;
		background: transparent;
		line-height: 1;
	}
	.Tiaos_list ul,
	.Liuyingji_list ul,
	.Nowuguan_video ul,
	.Nowuguan_zongyi ul{
		grid-template-columns: 1fr 1fr;
		gap: 10px;
	}
	.Nowuguan_top ul{
		display: none;
	}
	.Tiaos>ul,
	.Liuyingji>ul{
		display: flex;
	}
	.Tiaos_img,
	.Liuyingji_img{
		border-radius: 5px;
	}
	
	
}