@media only screen and (min-width: 320px) and (max-width: 740px) {	 
      .about .jieshao iframe{margin-bottom: 0.34rem;width: 100% !important;height: auto;}
	  .solution .pcda img{margin-top: 0.23rem;width: 100% !important;height: auto;}
	  .product ul li{margin-bottom: 0.3rem;}
	  .banner .bt h1{font-size: 0.27rem;}
					}					
		@media only screen and (min-width: 741px) and (max-width:1200px) {	
		.about .jieshao,.solution .pcda{display: flex;justify-content: space-between;}
		.about .jieshao iframe{margin-right: 0.48rem;}
		.solution .pcda img{margin-left: 0.23rem;}
		.solution .wuliao ul{display: grid;grid-template-columns: repeat(auto-fill,minmax(calc(20%),1fr));
		    grid-gap: 0rem 0rem;}
		.product ul{display: grid;grid-template-columns: repeat(auto-fill,minmax(calc(100%/3 - 0.33rem),1fr));
		    grid-gap: 0.4rem 0.33rem;}
		.banner .bt h1{font-size: 0.4rem;}
					}
		@media only screen and (min-width: 1200px)  {
		.about .jieshao,.solution .pcda{display: flex;justify-content: space-between;}
		.about .jieshao iframe{margin-right: 0.48rem;}
		.solution .pcda img{margin-left: 0.23rem;}
		.solution .wuliao ul{display: grid;grid-template-columns: repeat(auto-fill,minmax(calc(20%),1fr));
		    grid-gap: 0rem 0rem;}
		.product ul{display: grid;grid-template-columns: repeat(auto-fill,minmax(calc(100%/3 - 0.33rem),1fr));
		    grid-gap: 0.4rem 0.33rem;}
		.banner .bt h1{font-size: 0.4rem;}
					}	
		.banner {position: relative;}
		.swiper-button-next,.swiper-button-prev{width: 0.6rem !important;height: 0.6rem !important;line-height: 100%;border-radius: 50%;
		   text-align: center;color: #000 !important;background: #f5f5f5;}
	    .swiper-button-next:after,.swiper-button-prev:after{font-size: 0.25rem !important;}
		.swiper-button-prev{left: 14.2% !important;}
		.swiper-button-next{right: 14.2% !important;}
		.swiper .swiper-slide img{width: 100%;height: auto;display: block;}
		.banner .bt{width: 60%; z-index: 9999;position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%);text-align: center;}
		.banner .bt h1{text-align: center;color: #F0F2F3;font-weight: 900;}
		.banner .bt a{display: block;width: 3.32rem;height: 0.67rem;line-height: 0.67rem; text-align: center;font-size: 0.19rem;font-weight: bold;color: #fff;
		margin: 0.21rem auto;border: 1px solid #fff;}
		.banner .bt a:hover{text-decoration: underline;}
		.about .tit{display: flex;justify-content: space-between;align-items: center;border-bottom: 1px dashed #707070;
		padding: 0.83rem 0 5px 0;margin-bottom: 0.6rem;}
		.about .tit h2{font-weight: 900;color: #333;font-size: 0.4rem;line-height: 0.4rem;}
		.about .tit .iconfont{font-size: 1.06rem;color: #333;line-height: 1.06rem;}
		.about .jieshao iframe{border: none;width: 5.47rem;height: 3.08rem;flex-shrink: 0;}
		.about .jieshao .text h3{font-size: 0.26rem;color: #4A4A4A;font-weight: bold;margin-bottom: 0.2rem;}
		.about .jieshao .text P{font-size: max(14px, 0.18rem);color: #4A4A4A;margin-bottom: 0.27rem;}
		.about .jieshao .text a{display: block;width: 1.38rem;padding: 0.05rem 0;border: 2px solid #E16C2B;
		text-align: center;font-size: max(14px, 0.18rem);color: #E16C2B;font-weight: bold;}
		.about .jieshao .text a:hover{color: #fff;background: #E16C2B;text-decoration: underline;}
		.solution{background: #F8F8F8;padding: 0.44rem 0 0.25rem 0;margin: 0.88rem 0 0 0;}
		.solution h2{font-size: 0.4rem;color: #333;font-weight: 900;}
		.solution p{font-size: max(16px, 0.2rem);color:#4A4A4A;margin: 0.02rem 0.87rem 0.12rem 0;font-weight: bold;}
		.solution .pcda{border-top: 1px dashed #707070;padding: 0.4rem 0;}
		.solution .pcda ul li{font-size: max(14px, 0.18rem);color: #333;margin-bottom: 0.1rem;display: flex;align-items: baseline;}
		.solution .pcda ul li::before{content: "";display: inline-block;width: 13px;height: 13px; flex-shrink: 0;margin-right: 0.12rem;
		background: #E16C2B;border-radius: 50%;}
		.solution .pcda img{width: 5.47rem;height: 3.08rem;flex-shrink: 0;}
		.solution .wuliao ul li {position: relative;}
		.solution .wuliao ul li img{width: 100%;height: auto;}
		.solution .wuliao ul li .zz{width: 70%;position: absolute;top: 50%;left: 50%;transform: translate(-50%, -57%);text-align: center;}
		.solution .wuliao ul li .zz i{font-size: 0.62rem;color: #F8F8F8;}
		.solution .wuliao ul li .zz h3{font-size:16px;color: #F8F8F8;font-weight: 400;}
		.solution a{display: block;width: 2.08rem;text-align: center;font-size: 0.19rem;color: #E16C2B;font-weight: bold;
height: 0.51rem;line-height: 0.51rem;border: 2px solid #E16C2B;margin: 0.35rem auto;}
		.solution a:hover{color: #fff;background: #E16C2B;text-decoration: underline;}
		.product{padding: 0.72rem 0 0.88rem 0;}
		.product h2{font-size: 0.4rem;color: #333;font-weight: 900;text-align: center;}
		.product p{font-size: max(16px, 0.2rem);color: #4A4A4A;text-align: center;margin: 0.02rem 0 0.36rem 0;}
		.product ul li{border-radius: 13px 13px 0 0;box-shadow: 5px 5px 10px 1px rgba(0, 0, 0, 0.16);overflow: hidden;text-align: center;}
		.product ul li img{width: 100%;height: auto;display: block;}
		.product ul li h3{font-size: max(16px, 0.22rem);color: #333;font-weight: 400;padding: 0.08rem 0.3rem;}