.product-banner{height:100vh;max-height:860px;min-height:700px;background-image:url(product-bg.7df5fa17.png);background-size:900px;background-repeat:no-repeat;background-position:calc(50% + 550px) 0}.product-banner .main{position:relative}.product-banner h2{position:absolute;top:200px;line-height:70px;font-size:40px;font-weight:700;color:var(--font-color);z-index:1}.product-banner p{position:absolute;top:350px;font-size:14px;line-height:24px;z-index:1}.product-banner img{width:650px;position:absolute;top:256px;right:0;z-index:1}.product-banner-operation{position:absolute;top:535px;left:0}.product-banner-operation .button{margin-right:50px}.product-guide{text-align:center;padding-top:50px;background-image:url(product-guide-bg.a1e8d007.png);background-size:1300px;background-repeat:no-repeat;background-position:0 bottom}.product-guide-voide{height:720px;overflow:hidden;width:100%}.product-guide-voide video{width:1000px;margin:80px auto 0}.product-advatnages-module{display:flex;justify-content:space-between;align-items:center}.product-advatnages-module h2{font-size:48px;font-weight:700;line-height:80px;margin-bottom:30px}.product-advatnages-module b{font-weight:700;margin:10px 0;display:block}.product-advatnages-module span{font-size:14px;color:var(--font-secondary-color)}.product-down{margin-top:100px;height:438px;background:url(product-bottom-bg.2add5a7b.png);text-align:center}.product-down h2{color:var(--invert-color);font-size:40px;font-weight:700;line-height:100px;padding:60px 0 30px}.product-down .button{margin-right:50px}