@media screen and (min-width:750px) {
	.banner {
		width: 100%;
		height: 200px;
		overflow: hidden;
		background: url(../img2/banner.jpg) no-repeat;
		background-size: 100% 100%;
		text-align: center;
		color: #fefefe;
		font-size: 24px;
		padding: 100px 0 0
	}

	.banner-eng {
		font-size: 16px;
		margin-top: 10px
	}

	.case {
		padding: 10px 0 56px;
		width: 100%;
		/* height: 800px; */
		margin-top: 30px;
		background: url(../img2/cooperation.png) no-repeat;
		background-size: 100% 100%;
		text-align: left
	}

	.case-cont {
		padding: 0 0 64px
	}

	.case-img {
		width: 1200px;
		position: relative;
		border-radius: 5px;
	}

	.case-img img {
		width: 100%;
	}

	.case-img .case-textbg,
	.case-img .case-text {
		position: absolute;
		left: 0;
		bottom: 0;
		border-bottom-left-radius: 5px;
		border-bottom-right-radius: 5px;
		width: 100%;
		height: 36px;
		line-height: 36px;
		text-align: center;
		color: #fff;
		font-size: 14px;
	}

	.case-textbg {
		background: #ec9341;
		opacity: 0.7;
	}

	.case-cont div {
		padding: 0 0 36px 35px;
		line-height: 30px;
		color: #7c7c7f
	}

	/* 新的代码 */
	.case-img-wrapper {
		width: 1200px;
		height: 588px;
		display: flex;
		border: 1px solid #e1e1e0;
		user-select: none;
	}

	.case-img-wrapper .left-item-img-wrapper {
		width: 650px;
		height: 588px;
		position: relative;
	}

	.case-img-wrapper .left-item-img-wrapper img {
		width: 650px;
		height: 588px;
	}

	.case-img-wrapper .left-item-img-wrapper .left-text-img {
		width: 650px;
		height: 244px;
		position: absolute;
		bottom: 0;
		left: 0;
		opacity: 0.9;
	}

	.case-img-wrapper .right-item-img-wrapper {
		width: 550px;
		height: 588px;
	}

	.case-img-wrapper .right-item-img-wrapper .item-img-case {
		float: left;
		width: 275px;
		height: 294px;
		position: relative;
	}

	.case-img-wrapper .right-item-img-wrapper .item-img-case .watch-video-btn {
		width: 110px;
		height: 44px;
		line-height: 44px;
		text-align: center;
		color: #ffa14a;
		border: 1px solid #e1e1e0;
		position: absolute;
		top: 165px;
		left: 41px;
		z-index: 2;
		cursor: pointer;
	}

	.case-img-wrapper .right-item-img-wrapper .item-img-case .qrcode {
		width: 154px;
		height: 164px;
		background: url('../img2/btn_suspended.png');
		position: absolute;
		top: 210px;
		left: 30px;
		z-index: 3;
		display: none
	}

	.case-img-wrapper .right-item-img-wrapper .item-img-case img {
		width: 275px;
		height: 294px;
	}

	.case-list {
		box-sizing: border-box;
		display: -webkit-flex;
		display: flex;
		-webkit-box-pack: space-between;
		-moz-justify-content: space-between;
		-webkit-justify-content: space-between;
		justify-content: space-between;
		user-select: none;
	}

	.case-list .case-item-wrapper {
		width: 390px;
		height: 580px;
	}

	.case-list .case-item-wrapper img {
		width: 100%;
		height: 100%;
	}
	.case-list  .middle-case-item-wrapper {
		height: 280px;
	}

	.case-list .case-item-wrapper .case-img-item-wrapper {
		height: 280px;
	}

	.case-list .case-item-wrapper .margin-bottom-20 {
		margin-bottom: 20px;
	}

	.case-list .case-item-wrapper .margin-left-10 {
		margin-bottom: 10px;
	}
	.case-list .middle-case-item-wrapper{
		margin: 20px 0;
	}
	/* 新的代码 */
	.case-content {
		width: 1200px;
		height: 100%;
		margin: 40px auto 0
	}

	.case-title {
		font-size: 26px;
		font-weight: 900;
		height: 64px;
		line-height: 64px
	}

	.case-title span {
		padding: 0 0 0 15px
	}

	.case-text {
		color: #2e343b;
		height: 36px;
		line-height: 36px;
		padding: 0 0 0 42px
	}

	.case-flex {
		display: -webkit-box;
		/* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
		display: -moz-box;
		/* 老版本语法: Firefox (buggy) */
		display: -ms-flexbox;
		/* 混合版本语法: IE 10 */
		display: -webkit-flex;
		/* 新版本语法: Chrome 21+ */
		display: flex;
		/* 新版本语法: Opera 12.1, Firefox 22+ */
		-webkit-box-pack: space-between;
		-moz-justify-content: space-between;
		-webkit-justify-content: space-between;
		justify-content: space-between;
		-webkit-box-wrap: wrap;
		-moz-box-wrap: wrap;
		-ms-box-wrap: wrap;
		-webkit-flex-wrap: wrap;
		flex-wrap: wrap;
	}

	.case-flex li {
		width: 320px;
		height: 250px;
		margin: 30px 0 0;
		/* margin: 50px 40px 20px;
		float: left */
	}

	.case-flex li img {
		width: 100%;
		height: 100%;
		border-radius: 5px
	}

	.case-vedio-content-wrapper {
		padding: 50px 0;
		height: 670px;
		display: -webkit-flex;
		display: flex;
		-webkit-box-pack: space-between;
		-moz-justify-content: space-between;
		-webkit-justify-content: space-between;
		justify-content: space-between;
	}

	.case-vedio-content-wrapper .left-vedio-wrapper {
		text-align: left;
		width: 793px;
	}

	.case-vedio-content-wrapper .left-vedio-wrapper #vedio-wrapper {
		cursor: pointer;
	}

	.case-vedio-content-wrapper .left-vedio-wrapper .vedio-intro {
		text-align: left;
		color: #303036;
	}

	.case-vedio-content-wrapper .left-vedio-wrapper .vedio-intro .top-intro-txt {
		padding: 50px 0;
	}

	.case-vedio-content-wrapper .left-vedio-wrapper .vedio-intro .bottom-intro-txt {
		line-height: 26px;
	}

	.case-vedio-content-wrapper .right-used-case {}

	.case-vedio-content-wrapper .right-used-case .case-canteen-name {
		display: flex;
		align-items: center;
		margin-top: 22px;
		margin-bottom: 35px;
	}

	.case-vedio-content-wrapper .right-used-case .case-canteen-name .title {
		font-size: 26px;
		color: #303036;
		font-weight: 600;
		padding-left: 10px;
	}

	.case-vedio-content-wrapper .right-used-case .used-status {
		width: 305px;
		overflow: hidden;
	}

	.case-vedio-content-wrapper .right-used-case .used-status .title {
		text-align: left;
		font-size: 18px;
		color: #303036;
		font-weight: 600;
		padding-bottom: 10px;
	}

	.case-vedio-content-wrapper .right-used-case .used-status .used-specifications {
		height: 40px;
		padding-bottom: 25px;
	}

	.case-vedio-content-wrapper .right-used-case .used-status .used-specifications .specifications-item-wrapper {
		width: 152px;
		height: 20px;
		line-height: 20px;
		float: left;
		font-size: 14px;
		color: #303036;
		text-align: left;
	}

	.case-vedio-content-wrapper .right-used-case .used-status .specifications-sys-item-wrapper {
		width: 305px;
		height: 20px;
		line-height: 20px;
		float: left;
		font-size: 14px;
		color: #303036;
		text-align: left;
		padding-bottom: 10px;
	}

	.case-vedio-content-wrapper .right-used-case .end-used-img {
		text-align: right;
		margin-bottom: 25px;
	}

	.case-vedio-content-wrapper .right-used-case .used-canteen-img {}
	.cooperation-two {
		width: 100%;
		height: 875px;
		background: url('../img2/case-bg-two.png') no-repeat;
		background-size: 100% 100%;
	}

	.cooperation-two .canteen-used-case {
		width: 1200px;
		height: 675px;
		margin: 0 auto;
		padding: 100px 0;
		display: -webkit-flex;
		display: flex;
		-webkit-box-pack: space-between;
		-moz-justify-content: space-between;
		-webkit-justify-content: space-between;
		justify-content: space-between;
	}

	.cooperation-two .canteen-used-case .left-used-case {
		width: 800px;
		height: 675px;
		position: relative;
	}

	.cooperation-two .canteen-used-case .left-used-case .top-img-wrapper {
		width: 338px;
		height: 433px;
		position: absolute;
		top: 0;
		left: 0;
		z-index: 2;
	}

	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper {
		position: absolute;
		bottom: 0;
		right: 0;
		width: 340px;
		height: 605px;
		padding-left: 300px;
		padding-right: 60px;
		background: #FFF;
		border-radius: 4px;
	}

	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper .case-canteen-name {
		display: flex;
		align-items: center;
		margin-top: 70px;
		margin-bottom: 35px;
	}

	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper .case-canteen-name .title {
		font-size: 26px;
		color: #303036;
		font-weight: 600;
		padding-left: 10px;
	}

	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper .intro-txt {
		font-size: 16px;
		color: #303036;
		line-height: 26px;
		padding-bottom: 40px;
	}

	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper .watch-vedio-wrapper {
		margin: 0 auto 20px;
		width: 130px;
		height: 34px;
		line-height: 34px;
		text-align: center;
		cursor: pointer;
		background: #FF9934;
		border-radius: 17px;
		color: #FFF;
	}
	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper .show-qrcode-btn-wrapper{
		position: relative;
	}
	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper .show-qrcode-btn-wrapper .qrcode{
		width: 154px;
		height: 164px;
		background: url(../img2/btn_suspended.png);
		position: absolute;
		top: 30px;
		left: 90px;
		z-index: 3;
		display: none;
	}

	.cooperation-two .canteen-used-case .left-used-case .bottom-intro-wrapper .end-used-img {
		text-align: right;
		margin-bottom: 25px;
	}

	.cooperation-two .canteen-used-case .right-used-case {
		width: 305px;
		height: 545px;
		padding-top: 130px;
	}

	.cooperation-two .canteen-used-case .right-used-case .used-statu-wrapper .title {
		color: #FFF;
		text-align: left;
		font-size: 18px;
		font-weight: 600;
		padding-top: 20px;
		padding-bottom: 10px;
	}

	.cooperation-two .canteen-used-case .right-used-case .used-statu-wrapper .used-specifications {
		height: 40px;
		padding-bottom: 25px;
	}

	.cooperation-two .canteen-used-case .right-used-case .used-statu-wrapper .used-specifications .specifications-item-wrapper {
		width: 152px;
		height: 20px;
		line-height: 20px;
		float: left;
		font-size: 14px;
		color: #FFF;
		text-align: left;
	}

	.cooperation-two .canteen-used-case .right-used-case .used-statu-wrapper .specifications-sys-item-wrapper {
		width: 305px;
		height: 20px;
		line-height: 20px;
		float: left;
		font-size: 14px;
		color: #FFF;
		text-align: left;
		padding-bottom: 10px;
	}
	.cooperation-three {
		height: 1500px;
	}
}

@media screen and (max-width:750px) {
	.banner {
		width: 100%;
		height: 40px;
		overflow: hidden;
		background: url(../img2/banner.jpg) no-repeat;
		background-size: 100% 100%;
		text-align: center;
		color: #fefefe;
		font-size: 24px;
		padding: 40px 0
	}

	.banner-eng {
		font-size: 16px;
		margin-top: 10px
	}

	.case-cont div {
		line-height: 30px;
		color: #7c7c7f
	}

	.case {
		width: 100%;
		background-size: 100% 100%;
		text-align: left
	}

	.case-now .case-content {
		width: 320px;
		height: 500px;
		margin: 20px auto 0;
	}

	.case-img {
		width: 320px;
		position: relative;
		border-radius: 5px;
	}

	.case-img img {
		width: 100%;
	}

	.case-img .case-textbg,
	.case-img .case-text {
		position: absolute;
		left: 0;
		bottom: 0;
		border-bottom-left-radius: 5px;
		border-bottom-right-radius: 5px;
		/* width: 100%; */
		line-height: 20px;
		text-align: left;
		color: #fff;
		font-size: 12px;
		padding: 3px 10px;
		height: 60px;
		width: 300px;
	}

	.case-textbg {
		background: #ec9341;
		opacity: 0.7;
	}

	.case-cont div {
		padding: 0 0 36px 35px;
		line-height: 30px;
		color: #7c7c7f
	}

	.case-content {
		width: 320px;
		height: 100%;
		margin: 40px auto 0
	}

	.case-title {
		font-size: 26px;
		font-weight: 900;
		height: 64px;
		line-height: 64px
	}

	.case-title span {
		padding: 0 0 0 15px
	}

	.case-text {
		color: #2e343b;
		line-height: 18px;
		padding: 10px;
		font-size: 12px;
	}

	.case-flex {
		display: -webkit-box;
		/* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
		display: -moz-box;
		/* 老版本语法: Firefox (buggy) */
		display: -ms-flexbox;
		/* 混合版本语法: IE 10 */
		display: -webkit-flex;
		/* 新版本语法: Chrome 21+ */
		display: flex;
		/* 新版本语法: Opera 12.1, Firefox 22+ */
		-webkit-box-pack: space-between;
		-moz-justify-content: space-between;
		-webkit-justify-content: space-between;
		justify-content: space-between;
		-webkit-box-wrap: wrap;
		-moz-box-wrap: wrap;
		-ms-box-wrap: wrap;
		-webkit-flex-wrap: wrap;
		flex-wrap: wrap;
	}

	.case-flex li {
		width: 100px;
		height: 80px;
		margin: 10px 0 0;
		/* margin: 50px 40px 20px;
		float: left */
	}

	.case-flex li img {
		width: 100%;
		height: 100%;
		border-radius: 5px
	}
}