@charset "utf-8";
/* Tang 2020.8.11  小于750的 各图片和div的宽度用单位rem 大于750的，各图片和div的宽度用px   文字的大小 需要另外单独设置*/
@font-face
{
	font-family: "syNormal";
	src: url('https://video.dsconsulting.com/dswebsite_2020/fonts/SourceHanSansCN-Normal.ttf');
} 
.erweima{
	display: none;
	width: 100px;
	margin-bottom: -20px;
}
body{
	padding:0!important;
	margin: 0!important;
	min-height: 100vh;
}
*{
	-moz-box-sizing:border-box; /* Firefox */
	-webkit-box-sizing:border-box; /* Safari */
	box-sizing:border-box;
	padding:0;
	margin: 0;
}
img{
	width:100%;
	padding:0;
	margin: 0;
	display: block;
}
 body {
    width:100vw;
    background:url(https://video.dsconsulting.com/dswebsite_2020/smallPagebg.jpg) no-repeat center;
    background-size:cover;
    overflow: hidden;
	 position: relative;
}

.logo,.menuBox{
	position: fixed;
	z-index: 300;
	top: 0.3rem;
}
.logo{
	width:1.05rem;
	right: 0.3rem;
}
.menuBox{
	left: 0.3rem;
	width:2rem;
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	top: 0.5rem;
}
.menu{
	width:0.8rem;
	margin-right: 0.35rem;
}
.search{
	width:0.33rem;
}
.loadBox{
	position: fixed;
	z-index: 2000;
	width:100%;
	height: 100%;
	left: 0;
	top: 0;
	display: flex;
	align-items: center;
	background:url(https://video.dsconsulting.com/dswebsite_2020/smallPagebg.jpg) no-repeat center;
   background-size:cover;
	align-content: center;
}
.segmentBox {
    display: block;
    position: absolute;
    width: 1.2rem;
    height: 0.4rem;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}
.segment {
    width: 0.2rem;
    height: 0.2rem;
    margin:0.1rem;
    background: #000;
    border-radius: 100%;
    float: left;
}
.footBox{
	background: #17181a;
	width:100%;
	text-align: center;
	color: #6d6e73;
	font-family: "syNormal";
	font-size: 12px;
	
	line-height: 20px;
	padding:0.7rem 5px;
	letter-spacing: 1px;

}
.footBox .small{
	display: block;
}
.footBox .big{
	display: none;
}
#menuOpen{
	position: fixed;
	z-index:9999;
	width:200vw;
	height: 100vh;
	background:#fff;
	left: -35vw;
	top: -20vh;
	overflow: hidden;
	font-family: "syNormal";
	-webkit-transition: all 0.8s;
	transition: all 0.8s;
/*
	-webkit-clip-path: polygon(0% 0%, 100% 0%, 100% 75%, 0% 100%);
	clip-path:polygon(0% 0%, 100% 0%, 100% 75%, 0% 100%);
*/
	transform: rotate(-15deg);
    background-image: url(https://video.dsconsulting.com/dswebsite_2020/blackbg.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
}
/*
#menuOpen:after{
	position: absolute;
	content: "";
	width:200%;
	height:40vh;
	background: #fff;
	left: -50%;
	bottom:-40%;
	-webkit-transform:rotate(-15deg) translateZ(0);
	 -moz-transform:rotate(-15deg) translateZ(0);
	transform:rotate(-15deg) translateZ(0);
	-webkit-transform-origin: left center;
	transform-origin: left center;
}
*/
.menuPublic{
	width:100vw;
	height:90vh;
	background-image: url(https://video.dsconsulting.com/dswebsite_2020/blackbg.png);
	background-repeat: no-repeat;
	background-size:100% 100%;
	color: #fff;
	transform: rotate(15deg);
    margin-left: 35vw;
    margin-top: 20vh;
}
.menudetail{
	width:100%;
	height: 100%;
	padding-bottom: 20%;
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	padding-top: 0.45rem;
	padding-left: 0.45rem;
	justify-content: space-between;
}
.menuClosBox{
	width:0.4rem;
	height:0.4rem;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 1000;
}
.languageAndsocial{
	position: absolute;
	width:60px;
	bottom: 0;
	height: auto;
}
.menuClosBox_line{
	position: absolute;
	width: 100%;
	height: 2px;
	background:#fff;
	left: 0;
	top: 0;
	bottom:0;
	margin: auto;
	
}
.menuClosBox_line1{
	-webkit-transform: rotate(45deg);
	transform: rotate(45deg);
}
.menuClosBox_line2{
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
}
.languageBox{
	padding-top: 4rem;
	font-size: 12px;
	line-height: 20px;
	font-weight: bold;
	display: none;
	
}
.menudetail{
	color: #b2b2b2;
}
.menudetail .menu_active{
	color: #fff;
}
.socialBox{
	padding-top: 0.3rem;
}
.socialBox a{
	display: block;
}
.social_icon{
	width:0.36rem;
	height: 0.29rem;
	background-image: url(https://video.dsconsulting.com/dswebsite_2020/socialbgnew.png);
	background-size: 0.36rem auto;
	background-repeat: no-repeat;
	margin-top: 0.47rem;
	opacity: 0.7;
}
.social_icon:hover{
	opacity: 1;
}
.social_icon1{
	background-position: 0 0 ;
}
.social_icon2{
	background-position: 0 -0.73rem;
}
.social_icon3{
	background-position: 0 -1.49rem;
}
.menudetail_left{
	height: 100%;
	position: relative;
	width:60px;
}
.menudetail_right{
	padding-right: 3.3rem;
	padding-bottom: 0.2rem;
}
.navBox{
	font-size: 17px;
	line-height: 38px;
	width:80px;
	
}
.navItem{
	font-weight: 500;
	text-align: justify;
	text-align-last: justify;
	height: 38px;
	overflow: hidden;
}
.navItem:after {
  content:"";
  display:inline-block;
  width:100%;
  height: 0;
}
.navItem:hover a,.navItem:hover{
	color: #fff;
}
.navItem a,.navItem_detail{
	text-decoration: none;
	color: #b2b2b2;
}
.navItem_detail{
	display: block;
	font-size: 14px;
	line-height: 30px;
	text-align: justify;
	text-align-last: justify;
	height: 30px;

	overflow: hidden;
	width:80%;
	margin: auto;
	min-width: 70px;
}
.navItem_detail:after{
	content: "";
	display: inline-block;
    width: 100%;
    height: 0;
}
.navItem_detail:hover{
	color: #fff;
}
.about_detail{
	display: none;
	padding-top: 5px;
	padding-bottom: 5px;
}
/*
.search{
	display: none;
}
*/

@media (min-width: 751px) {
	.menudetail{
		padding-top: 45px;
		padding-left: 45px;
	}
	.menuBox{
		width:80px;
		flex-wrap: wrap;
	}
	.search{
		width:26px;
		padding-top: 0px;
		cursor: pointer;
		
	}

	
  .logo{
		width:80px;
	  right:40px;
	  top: 34px;
	}
	.menuBox{
		line-height: 30px;
		left:40px;
	  top: 34px;
	}
	.menu{
		width:64px;
		margin-right: 0;
		cursor: pointer;
	}
	body,.loadBox{
		background:url(https://video.dsconsulting.com/dswebsite_2020/bigPagebg.jpg) no-repeat center;
		background-size: cover;
	}
	.languageBox{
		padding-top: 400px;
		font-size: 20px;
		line-height: 40px;
	}
	.navBox{
		font-size: 24px;
		line-height: 40px;
		width:120px;
	}
	.navItem{
		padding-top: 10px;
		padding-bottom: 10px;
		cursor: pointer;
		height: 60px;
		overflow: hidden;
	}
	.navItem_detail{
		font-size: 16px;
		line-height: 22px;
		padding-top: 4px;
		padding-bottom: 4px;
		height: 30px;
		overflow: hidden;
		cursor: pointer;
	}
	.menudetail_right{
		padding-bottom: 30px;
	}
	.menuClosBox{
		width:40px;
		height: 40px;
	}
	.social_icon{
		width:36px;
		height: 29px;
		background-size: 36px auto;
	}
		.social_icon{
		margin-top: 40px;
	}
	.social_icon2{
		background-position: 0 -73px;
	}
	.social_icon3{
			background-position: 0 -149px;
	}
}
/*
.menuOpenAn{
	-webkit-transform: none!important;
	transform: none!important;
}
*/

.menuCloseAn{
	-webkit-transform: translate3d(0,-200%,0) rotate(-15deg)!important;
		transform: translate3d(0,-200%,0) rotate(-15deg)!important;
}
@media (min-width: 992px) {
	.languageBox{
		padding-top: 0;
	}
  .titleBox{
		width:359px;
		height: 171px;
	}
	.segmentBox{
		width:60px;
		height: 20px;
	}
	.segment{
		width:10px;
		height: 10px;
		margin: 5px;
	}
	.footBox .small{
		display: none;
	}
	.footBox .big{
		display: block;
	}
	.footBox{
		padding:50px 0;
		font-size: 14px;
		line-height: 24px;
	}
	#menuOpen:after{
		display:none
	}
	#menuOpen{
		height: 100vh;
		width:calc(33.33% + 200px);
		overflow: visible;
		background: none;
		-webkit-clip-path: unset;
		clip-path: unset; 
		-webkit-transform: none;
		transform: none;
		left: 0;
		top: 0;
		
	}
	.menuPublic{
		width:100%;
		height: 100vh;
		position: relative;
		background: none;
		background-image: url(https://video.dsconsulting.com/dswebsite_2020/blackbg.png);
		background-repeat: no-repeat;
		background-size:50% 100%;
		margin-left: 0;
		margin-top: 0;
		-webkit-transform: none;
		transform: none;
	}
	.menudetail{
		height: 200vh;
		width: 100%;
		-webkit-transform: rotate(15deg) translateZ(0);
		-moz-transform: rotate(15deg) translateZ(0);
		transform: rotate(15deg) translateZ(0);
/*		overflow: hidden;*/
		position: absolute;
		top: 0;
		bottom: 0;
		margin: auto;
		left: 0;
		background-image: url(https://video.dsconsulting.com/dswebsite_2020/blackbg.png);
		background-repeat: repeat;
	}
	.menudetail_left,.menudetail_right{
		-webkit-transform: rotate(-15deg) translateZ(0);
		-moz-transform: rotate(-15deg) translateZ(0);
		transform: rotate(-15deg) translateZ(0);
	}
	.menudetail{
		padding-top: 0;
		padding-left: 0;
		padding-bottom: 0;
		margin-top: -50vh;
	}
	.menudetail_left{
		height: 55%;
		margin-left: 30px;
	}
	.menudetail_right{
		padding-right: 200px;
	}
	.languageAndsocial{
		bottom:0px;
	}
	.menuClosBox{
		top:150px;
		cursor: pointer;
	}
	.socialBox{
		padding-top:30px;
	}

	.navItem_detail {
		font-size: 18px;
		line-height: 24px;
		height: 32px;
		overflow: hidden;
		
	}
	.menuCloseAn{
		-webkit-transform: translate3d(-200%,0,0)!important;
		transform: translate3d(-200%,0,0)!important;
	}
	
	
	
	
	
}




.opacityAn1 {
    -webkit-animation: opacityAn 0.5s alternate infinite;
    animation: opacityAn 0.5s alternate infinite
}
.opacityAn2 {
    -webkit-animation: opacityAn 0.5s 0.3s alternate infinite;
    animation: opacityAn 0.5s 0.3s alternate infinite
}
.opacityAn3 {
    -webkit-animation: opacityAn 0.5s 0.6s alternate infinite;
    animation: opacityAn 0.5s 0.6s alternate infinite
}
@-webkit-keyframes opacityAn {
    0% {
      
       opacity: 1;
    }

    100% {
         opacity: 0.2;
    }
}

@keyframes opacityAn {
      0% {
      
       opacity: 1;
    }

    100% {
         opacity: 0.2;
    }
}




@media (min-width: 992px) and  (min-height: 800px){
	.menuClosBox{
		top: 180px;
	}
}
@media (min-width: 1300px) {
	#menuOpen{
		width:50%;
	}
	.menudetail_right{
		padding-right: 50%;
		position: relative;
	}
	.about_detail{
		width:120px;
		position: absolute;
		left:200px;
		top:65px;
	}
	.navItem_detail{
		padding-top: 10px;
		padding-bottom: 10px;
		position: relative;
		display: block;
		height: 44px;
		overflow: visible;
	}
	.navItem_detail .line{
		position: absolute;
		width:0px;
		height: 1px;
		background:#fff;
		top: 0px;
		bottom: 0;
		margin: auto;
		right:100%;
		-webkit-transition: width 0.5s;
		transition:  width 0.5s;
	}
	.navItem_detail:hover .line{
		width:40px;
	}
}
@media (min-width: 1600px) {
		#menuOpen{
			width:calc(33.33% + 414px);
			max-width:50%;
		}
}

@media (min-width: 1700px) {
		.logo{
			width:98px;
		}
}