/* 大屏幕（大桌面显示器，大于等于 1200px） */
        @media (min-width: 751px) {
            main {
                /* background-color: #F6F8FB; */
                /* width: 100vw; */
                /* font-size: 0px; */
                /* margin: 0 auto; */
            }

            .w {
                width: 1200px;
                margin: 0 auto;
            }

            .headerbox {
                /* background: url(../partimage/laundry/topimg.png); */
                /* width: 100%; */
                min-width: 1200px;
                height: 474px;
                margin: 0 auto;
                background-size: 100% 100%;
                position: relative;
            }

            .topimg {
                width: 100%;
                height: 474px;
                /* width: 100vw; */
                position: absolute;
                object-fit: cover;
            }

            .header {
                min-width: 1200px;
                /* width: 1200px; */
                z-index: 99;
            }

            .top-content {
                position: absolute;
                top: 119px;
                /* left: 360px; */
            }

            .top-content h1 {
                font-family: Alibaba PuHuiTi;
                font-weight: 500;
                font-size: 36px;
                color: #FFFFFF;
                /* height: 35px;
            line-height: 80px; */
            }

            .top-content div {
                width: 100px;
                height: 4px;
                background: #F5F2F6;
                margin: 34px 0;
            }

            .top-content p {
                width: 534px;
                font-family: Alibaba PuHuiTi;
                font-weight: 400;
                font-size: 16px;
                color: #FFFFFF;
                /* line-height: 1.8; */
                height: 76px;
                line-height: 30px;
            }

            .blowerbox {
                background: url(../partimage/blowermachine/blowerbg.png);
                /* width: 100%; */
                min-width: 1200px;
                height: 486px;
                margin: 0 auto;
                background-size: 100% 100%;
                padding: 70px 0;
                box-sizing: border-box;
            }
            .topstar {
                display: flex;
                justify-content: center;
                align-items: center;
                margin-bottom: 50px;
                height: 26px;
            }
            .topstar  h1 {
                font-family: Alibaba PuHuiTi;
                font-weight: 400;
                font-size: 28px;
                color: #333333;
                margin: 0 8px;
            }

            .topstar  img {
                width: 14px;
                height: 14px;
            }
            .blowerbox  ul {
                display: flex;
            }
            .blowerbox   li {
                display: flex;
                /* justify-content: center; */
                flex-direction: column;
                align-items: center;
                width: 380px;
                height: 270px;
                /* background: linear-gradient(90deg, #EEF9FF, #F4F9FD);
            border-radius: 10px;
            border: 1px solid;
            border-image: linear-gradient(0deg, #FFFFFF, #E9F6FD) 1 1; */
                text-align: center;
                padding: 25px 37px 32px;
                box-sizing: border-box;

                border: 1px solid transparent;
                border-radius: 10px;
                background-clip: padding-box, border-box;
                background-origin: padding-box, border-box;
                background-image: linear-gradient(-90deg, #EEF9FF, #F4F9FD), linear-gradient(0deg, #FFFFFF, #E9F6FD);
            }
            .blowerbox li:nth-child(-n+2) {
                margin-right: 30px;
            }
            li    img {
                width: 98px;
                height: 109px;
            }

          li  h1 {
                font-family: Alibaba PuHuiTi;
                font-weight: 400;
                font-size: 22px;
                color: #333333;
                margin: 20px 0 10px;
            }

           li p {
                font-family: Alibaba PuHuiTi;
                font-weight: 400;
                font-size: 16px;
                color: #666666;
            }
        }