@media(max-width: 990px) {
	.topbox_b {
		padding: 60px 0px;
	}
	.logoimg {
	    width: 80px;
	    height: 80px;
		margin-right: 16px;
	}
	.logoname {
		font-size: 40px;
	}
	.topbox_r_m {
		display: flex;
		justify-content: flex-end;
		align-items: center;
		margin-right: 60px;
	}
	.topbox_r_m_btn {
		width: 300px;
		height: 80px;
		flex-shrink: 0;
		border-radius: 52px;
		background: #9C75FF;
		color: #FFF;
		text-align: center;
		font-family: "Poppins", sans-serif;
		font-size: 40px;
		font-weight: 600;
		line-height: 80px;
		margin-right: 50px;
	}
	.topbox_r_m_img {
		width: 100px;
	}
	
	.dropdown2 {
	    position: relative;
	    display: inline-block;
	}
	.dropdown-content2 {
		display: none;
		position: absolute;
		min-width: 580px;
		box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
		z-index: 1;
		top: 88px;
		right: 0;
		font-size: 38px;
	}
	
	.dropdown-content2 a {
		color: #fff;
		background-color: rgba(54, 54, 54, 0.56);;
		padding: 40px 40px;
		text-decoration: none;
		display: block;
	}
	
	.dropdown-content2 a:hover {
		background-color: rgba(156, 117, 255, 0.39);
	}
	/* .dropdown2:hover .dropdown-content2 {
		display: block;
	} */
	
	.dropdown3 {
	    position: relative;
	    display: inline-block;
	}
	.dropdown-content3 {
		display: none;
		position: absolute;
		min-width: 392px;
		box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
		z-index: 1;
		top: 60px;
		left: -396px;
		font-size: 38px;
	}
	
	.dropdown-content3 a {
		color: #fff;
		background-color: rgba(54, 54, 54, 0.56);;
		padding: 40px 40px;
		text-decoration: none;
		display: block;
	}
	
	.dropdown-content3 a:hover {
		background-color: rgba(156, 117, 255, 0.39);
	}
	/* .dropdown3:hover .dropdown-content3 {
		display: block;
	} */
	
	
	.mainbox {
		/* min-height: 100vh !important; */
	}
	.mainbox_bg1 {
		background-size: 230% auto;
		background-position: -781px 195px;
	}
	.mainbox_b {
		min-height: 100vh;
	}
	.mainbox_cent {
	    margin: 55% auto 0;
	}
	.mainbox_cent_1 {
		font-size: 86px;
	}
	.mainbox_cent_3 {
		font-size: 38px;
	}
	
	.mainbox_btmbox {
		background: linear-gradient(123deg, rgba(255, 255, 255, 0.00) 1.66%, rgba(255, 255, 255, 0.80) 360%);
		backdrop-filter: blur(9.149999618530273px);
	}
	.mainbox_btmbox_item {
		width: 250px;
		margin: 0px 24px;
	}
	.mainbox_btmbox_item_title {
		font-size: 34px;
	}
	
	.mainbox_cont1 {
		padding: 120px 10px;
		width: 1092px;
	}
	.mainbox_cont1_l {
		display: none;
	}
	.mainbox_cont1_l_m {
		position: relative;
		width: 400px;
		display: block;
	}
	.mainbox_cont1_r_1 {
		height: 162px;
	}
	.mainbox_cont1_r_1_img {
		width: 150px;
	}
	.mainbox_cont1_r_1_title {
		font-size: 60px;
		margin-left: 56px;
		line-height: 162px;
	}
	.mainbox_cont1_r_3 {
		font-size: 38px;
		color: #e6e6e6cf;
	}
	.mainbox_cont1_r_4 {
		font-size: 38px;
		color: #e6e6e6cf;
	}
	.mainbox_cont2_1 {
		height: 162px;
		width: 654px;
	}
	.mainbox_cont2_3 {
		width: 1029px;
		margin: 48px auto 0;
		text-align: left;
		font-size: 38px;
		line-height: 58px;
		color: #e6e6e6cf;
	}
	.mainbox_bg3 {
		background-size: 252% auto;
	}
	
	.fadebox {
		height: 130vh;
	}
	.fadebox_1 {
		margin: 56% auto 0;
		padding: 0 30px;
	}
	.fadebox_1_2 {
		margin: 8% auto 0;
		width: 100vw;
		position: relative;
	}
	.fadebox_1_close {
		display: none;
	}
	.fadebox_1_rrrr_m {
		position: absolute;
		top: -115px;
		right: 116px;
		width: 80px;
		display: block;
	}
	.fadebox_1_rrrr_m2 {
		position: absolute;
		bottom: -115px;
		right: 116px;
		width: 80px;
		display: block;
	}
	.fadebox_1_close_m {
		position: absolute;
		top: -120px;
		right: 0px;
		width: 70px;
		height: 70px;
		display: block;
	}
	.fadebox_1_close_m2 {
		position: absolute;
		bottom: -120px;
		right: 0px;
		width: 70px;
		height: 70px;
		display: block;
	}
	
	.mainbox_cont3 {
		margin-top: 85px;
		margin-bottom: 80px;
	}
	.mainbox_cont3_1_box {
		width: 650px;
	}
	.ispc {
		display: none;
	}
	.ismobile {
		display: block;
	}
	.mainbox_cont3_2 {
		text-align: left;
	}
	.mainbox_cont3_2_l {
		display: flex;
		justify-content: space-between;
		align-items: start;
		width: 100%;
		margin-right: 0;
		margin-top: 72px;
	}
	.mainbox_cont3_2_l_2 {
		font-size: 38px;
		line-height: 58px;
		color: #e6e6e6cf;
	}
	.mainbox_cont3_2_l_3 {
		margin-top: 0px;
		width: 356px;
		height: 93px;
	}
	.mainbox_cont3_2_l_3_title {
		font-size: 38px;
		margin-left: 38px;
	}
	.mainbox_cont3_2_l_3_img {
		width: 30px;
		margin-right: 30px;
	}
	.mainbox_cont3_2_r {
		width: 510px;
	}
	
	.mainbox_cont4 {
		width: unset;
	}
	.mainbox_cont4_1 {
		width: 520px;
		height: 182px;
	}
	.mainbox_cont4_2_2 {
		font-size: 38px;
		line-height: 58px;
		text-align: left;
		color: #e6e6e6cf;
		margin-bottom: 56px;
	}
	
	.mainbox_cont5_1 {
		height: 154px;
		width: 826px;
	}
	
	.swiper-slide {
		height: 150px;
	}
	.slide_box {
		transform: scale(1.5);
	}
	.islogosspace {
		height: 80px;
	}
	
	.footerbox {
		margin-bottom: 40px;
	}
	.footerbox_l_l_logo {
		width: 80px;
		margin-right: 22px;
	}
	.footerbox_l_l_title {
		font-size: 40px;
	}
	.footerbox_l_r {
		font-size: 40px;
	}
	.footerbox_r_l {
		width: 80px;
		height: 80px;
	}
	.footerbox_r_r {
		font-size: 40px;
	}
	
	/* 隐藏滚动条 */
	body {
	  -ms-overflow-style: none; /* IE and Edge */
	  scrollbar-width: none; /* Firefox */
	  overflow-y: scroll; /* 保持垂直滚动能力 */
	}
	
	body::-webkit-scrollbar {
	  display: none; /* Chrome, Safari, and Opera */
	}
	
	/* 去掉底部导航 */
	.footer-nav {
	  display: none; /* 隐藏底部导航 */
	}
	
	.fadebox_1_cont {
		font-size: 38px;
		line-height: 58px;
	}
	
	/* .animated-box {
	    animation: none;
	} */
}