@media screen and (max-width: 1530px) {
	: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;
	}

	.Flow ul{
		display: grid;
		grid-template-columns: 1fr 1fr 1fr;
		gap: 20px;
	}

	.Flow ul::after{
		display: none;
	}
}

@media screen and (max-width: 1200px) {
	.Hertre_left {
		flex-direction: row-reverse;
	}

	.Logo {
		width: 70px;
	}

	.Hertre_right,
	.Nav ul {
		gap: 15px;
	}

	.User {
		gap: 10px;
	}

	.Video_iemt_img {
		width: 200px;
	}

	.Video_iemt_img img {
		aspect-ratio: 4 / 3;
	}

	.Related .Chanpin ul{
		grid-template-columns: 1fr 1fr;
	}

	.Cart_summary_info,
	.Cart_summary_details{
		width: 220px;
	}
}

@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;
		background: #fff;
		position: fixed;
		top: 0px;
		z-index: 999;
	}

	.Hertre_left {
		margin-right: auto;
	}

	.Logo {
		width: 50px;
	}

	.En {
		display: grid;
		grid-template-columns: 1fr;
		gap: 3px;
	}

	.En span {
		display: none;
	}

	.En a {
		display: block;
		border: 1px solid #00000020;
		border-radius: 5px;
		line-height: 20px;
		padding: 0 6px;
		text-align: center;
	}


	.User {
		gap: 3px;
	}

	.User a#logOut,
	.User a {
		width: max-content;
		display: block;
		line-height: 26px;
		padding: 0 10px;
	}

	.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;
	}

	body {
		padding-top: 60px;
	}

	.Footer_lian{
		max-width: 250px;
	}

	.Footer_left{
		width: 250px;
	}
}


@media screen and (max-width: 768px) {
	:root {
		--size14: 12px;
		--size16: 12px;
		--size18: 14px;
		--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;
		--top120: 30px;
	}

	.A {
		flex: initial !important;
		width: 100% !important;
		margin: 0 !important;
	}

	.S {
		flex: initial !important;
		width: 100% !important;
		margin: 0 !important;
		margin-top: 20px !important;
	}

	.Lianxi_max {
		grid-template-columns: 1fr;
	}

	.Lianxi_ltem>img {
		width: 40px;
	}

	.Questions_title svg {
		width: 12px;
	}


	.Message_input {
		width: 100% !important;
	}

	.Message_input input {
		height: 40px;
	}

	.Banner_text a {
		line-height: 30px;
		padding: 0 15px;
	}

	.Video_iemt ul li {
		border-radius: 8px;
		background: rgba(255, 255, 255, 1);
		box-shadow: 0px 2px 4px -2px rgba(0, 0, 0, 0.1), 0px 4px 6px -1px rgba(0, 0, 0, 0.1), 0px 0px 0px rgba(0, 0, 0, 0), 0px 0px 0px rgba(0, 0, 0, 0);
	}

	.Video_iemt_img img {
		aspect-ratio: 5 / 3;
	}

	.Customers ul,
	.Core ul,
	.Zhengshu ul {
		grid-template-columns: 1fr;
	}

	.Company {
		flex-direction: column-reverse;
	}

	.Presence_text h3 {
		margin-top: 100px;
	}

	.Chanpin ul,
	.Presence_max ul {
		grid-template-columns: 1fr 1fr;
	}

	.Journey ul::after {
		left: 15px;
		transform: translateX(0%);
	}

	.Journey_text {
		width: 100%;
		padding: 0 !important;
		padding-left: 50px !important;
	}

	.Journey ul li:nth-child(2n+1) * {
		text-align: left;
	}

	.Journey_text::after {
		right: auto;
		left: 0 !important;
	}

	.Chanpin_filter a {
		line-height: 32px;
	}

	.order_details_content,
	.order_details_header,
	.Cart_table {
		width: 700px;
	}

	.Cart_row,
	.Cart_table_header {
		grid-template-columns: 30px 2fr 1fr 1fr 1fr 70px;
	}

	.Cart_summary_export input,
	.Cart_col_select input,
	.Cart_table_select input {
		width: 16px;
		height: 16px;
	}

	.Cart_product_thumb {
		width: 80px;
	}

	.Footer_ul{
		width: 50%;
		margin-top: 20px;
	}

	.Footer_left ul li{
		width: 30px;
	}

	.Footer_lian{
		max-width: 100%;
	}
	.pc_item_thumb{
		width: 60px;
	}

	.pc_card_meta p:nth-child(2){
		display: none;
	}

	.pc_search input.pc_Last{
		width: 120px;
		background: url(../images/sanjiao.png) no-repeat right 10px center / 11px auto;
	}

	.pc_search input.pc_input{
		width: initial;
		flex: 1;
	}

	.Flow ul{
		grid-template-columns: 1fr 1fr;
	}

	.Flow_img{
		width: 60px;
	}

	.Ltd_link a{
		line-height: 36px;
	}

	.Nan_left{
		contain: inherit;
	}

	.Nan_left svg{
		width: 30px;
		top: 30%;
	}

	.Nan_text img{
		width: 30px;
	}

	.Banner_in img{
		min-height: 300px;
		max-height: 300px;
	}

	.Banner_in_text{
		bottom: 50px;
	}

	.Zutu{
		grid-template-columns: 1fr 1fr 1fr;
	}

}