@media only screen and (min-width: 320px) and (max-width: 740px) {	 
   .banner h1{font-size: 0.49rem;}
   .pro h2::before,.pro h2::after {width: 1rem;}
   .pro h2::before {left: -1.2rem;}
   .pro h2::after {right: -1.2rem;}
   .pro ul li{margin-bottom: 0.3rem;}
					}					
		@media only screen and (min-width: 741px) and (max-width:1200px) {	
	.banner h1{font-size: 0.6rem;}
	.pro h2::before,.pro h2::after {width: 1.6rem;}
	.pro h2::before {left: -1.88rem;}
	.pro h2::after {right: -1.88rem;}
	.pro ul{display: grid;grid-template-columns: repeat(auto-fill,minmax(calc(100%/3 - 0.3rem),1fr));
		    grid-gap: 0.37rem 0.3rem;}
					}
		@media only screen and (min-width: 1200px)  {
	.banner h1{font-size: 0.6rem;}
	.pro h2::before,.pro h2::after {width: 1.6rem;}
	.pro h2::before {left: -1.88rem;}
	.pro h2::after {right: -1.88rem;}
	.pro ul{display: grid;grid-template-columns: repeat(auto-fill,minmax(calc(100%/3 - 0.3rem),1fr));
		    grid-gap: 0.37rem 0.3rem;}
					}
	.banner{background: url(../images/bannerproducts.webp) no-repeat;background-size: cover;padding: 1.1rem 0 1.07rem 0;}
	.banner h1{color: #F8F8F8;}
	.banner p{font-size: max(18px, 0.22rem);color: #F8F8F8;margin: -8px 0 0.25rem 0;font-weight: bold;}
	.crumbs {font-size: max(14px, 0.18rem);color: #E16C2B;}
	.crumbs a{font-size:max(14px, 0.18rem);color: #F8F8F8;}
	.bannert{background: #F8F8F8;padding: 0.26rem 0;}
	.bannert p{font-size: max(16px, 0.2rem);color: #4A4A4A;}
	.pro .container {text-align: center;margin: 0.84rem 0 0.52rem 0;}
	.pro h2 { position: relative;display: inline-block;font-size: 0.28rem;color: #1A2640;}
	.pro h2::before,.pro h2::after {content: "";position: absolute;top: 50%;height: 2px;background-color: #707070; transform: translateY(-50%); }
	
	.pro ul li img{display: block;width: 100%;height: auto;}
	.pro ul li{border: 1px solid rgba(19, 40, 67, 0.20);border-radius: 10px;overflow: hidden;}
	.pro ul li h3{text-align: center;font-size: max(14px, 0.18rem);color: #333;padding: 0.11rem 0;}
	.pro ul li :hover h3{color: #F19E00;}
	.case{margin-top: 0.88rem;}