@media screen and (max-width: 1400px) {
	:root {
		--max: calc(100% - 30px);
		--size14: 14px;
		--size16: 14px;
		--size18: 16px;
		--size20: 18px;
		--size24: 20px;
		--size30: 24px;

		--top30: 30px;
		--top60: 50px;
	}
}

@media screen and (max-width: 1200px) {
	.logo {
		width: 200px;
	}

	.hertre_cen form {
		width: 350px;
	}

	.seach_t {
		height: 48px;
	}

	.seach_s {
		width: 20px;
		height: 20px;
		right: 20px;
	}

	.list_left {
		width: 250px;
	}

	.list_right {
		width: calc(100% - 280px);
	}
}

@media screen and (max-width: 992px) {
	:root {
		--size14: 12px;
		--size16: 14px;
		--size18: 14px;
		--size20: 16px;
		--size24: 18px;
		--size30: 20px;

		--top30: 30px;
		--top60: 40px;
	}

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

	.add ul {
		grid-template-columns: 1fr 1fr 1fr;
		gap: 30px;
	}

	.about_max>h2 {
		font-size: 24px;
	}
}


@media screen and (max-width: 768px) {
	:root {
		--size14: 12px;
		--size16: 12px;
		--size18: 12px;
		--size20: 14px;
		--size24: 16px;
		--size30: 18px;

		--top30: 20px;
		--top60: 30px;
	}

	.index_foirm,
	.an {
		display: block;
	}

	.hertre_cen form {
		display: none;
	}

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

	.logo {
		width: 140px;
	}

	.nav {
		width: 100%;
		top: 60px;
		height: calc(100% - 60px);
		position: fixed;
		background: #191E23;
		display: none;
		left: 0;
		transform: translate(0%, 0%);
		transition: auto;
		border-top: 1px rgb(255, 255, 255, 0.1) solid;
	}

	.nav ul {
		display: block;
	}

	.nav ul li {
		width: 100%;
		float: none;
		text-align: center;
		border-bottom: 1px rgb(255, 255, 255, 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;
	}

	.nav ul li img {
		display: block;
	}

	.nav_ul {
		position: static;
		width: 100%;
		padding-top: 0px;
		 transition: auto;
		 display: none;
        transform: rotate3d(1, 1, 1, 0deg);
        transform-origin: top left
	}

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

	body {
		padding-top: 60px;
	}

	.banner_text {
		width: calc(100% - 30px);
		left: 50%;
		transform: translate(-50%, -50%);
		background: rgb(25, 30, 35, 0.9);
		padding: 0 20px;
	}

	.list_left {
		width: 100%;
	}

	.list_right {
		width: 100%;
		margin-top: 20px;
	}

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

	.list_img {
		aspect-ratio: 5 / 3;
	}

	.footer_max form {
		width: 100%;
		margin-bottom: 20px;
	}

	.footer_max form input {
		height: 36px;
	}

	.footer_cen {
		width: calc(100% - 120px);
	}

	.footer_right {
		width: 100px;
	}

	.footer_cen ul li img,
	.footer_right ul li img {
		width: 16px;
	}

	.footer_cen ul li p,
	.footer_right ul li p {
		width: calc(100% - 25px);
	}

	.show_left,
	.mianbao_l {
		width: 100%;
	}

	.show_right,
	.mianbao_r {
		width: 100%;
		margin-top: 15px;
	}

	.mySwiper {
		height: calc(100% - 50px);
	}

	.add ul {
		grid-template-columns: 1fr 1fr;
		gap: 0px 10px;
	}

	.pingfen_top h2 {
		font-size: 50px;
	}

	.pingfen_r i img {
		width: 13px;
	}

	.pingfen_l,
	.tem {
		width: 100%;
		text-align: left;
	}

	.pingfen_ra p {
		margin-top: 10px;
	}

	.pingfen_ra i img {
		width: 15px;
	}

	.pingfen_ra {
		width: 100%;
		margin: 15px 0;
	}

	.index_banner {
		margin-top: var(--top30);
	}

	.index_banner .swiper-pagination-bullet {
		width: 10px;
		height: 10px;
	}

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

	.fenlei_l {
		width: 100%;
		height: auto;
	}

	.fenlei_r {
		width: 100%;
		padding: 20px 0;
	}

	.fenlei_r h2 {
		font-size: 24px;
	}

	.fenlei_r p {
		margin-top: 10px;
	}

	.fenlei_r a {
		margin-top: 20px;
	}

	.fenlei_max ul li:nth-child(2n) .fenlei_r h2,
	.fenlei_max ul li:nth-child(2n) .fenlei_r p {
		text-align: left;
	}

	.fenlei_max ul li:nth-child(2n) .fenlei_r a {
		float: left;
	}

	.tuijian_r,
	.tuijian_c{
		width: calc(27% - 5px);
	}
	.show_left{
		height: auto;
		aspect-ratio: 4 / 4
	}
}