.product-background{background:#f0f2f5}.product-top-img{height:640px;width:100%}.home-title-ch{font-size:50px;margin-bottom:8px}.product-content{display:flex;margin-top:35px}.product-category{background:#fff;padding:20px;margin-left:40px;width:360px}.product-one-category{height:37px;line-height:37px;font-size:20px;color:#212121}.product-one-category,.product-two-category{font-family:PingFangSC-Regular,PingFang SC;font-weight:400}.product-two-category{height:30px;line-height:30px;font-size:16px;color:#777;padding:10px 20px;cursor:pointer}.product-two-category-click{color:#3d7fd7}.product-box{display:flex;flex-flow:row wrap;width:1500px}.product-column{background:#fff;margin:0 0 50px 50px;width:380px;height:500px}.product-img{width:360px;height:333px;display:flex;justify-content:center;align-items:center}.img-auto{max-width:100%;max-height:90%}.product-name{height:56px;line-height:33px;font-size:24px;font-family:PingFangSC-Medium,PingFang SC;font-weight:500}.product-name,.product-sku{margin:10px 0;text-align:center;color:#212121}.product-sku{height:25px;line-height:25px;font-size:16px;font-family:PingFangSC-Regular,PingFang SC;font-weight:400}.product-detail{margin:10px;display:flex;width:360px;text-align:center;justify-content:center}.product-detail-word{background:#3d7fd7;padding:10px;color:#fff;width:140px;cursor:pointer}