.banner {
    height: 580px;
    background: url(../images/szzf/banner2.jpg) no-repeat;
    background-size: 100% 100%;
    color: #fff;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* 固定状态样式 */
.szzf-product-switch.sticky {
    overflow: hidden;
}

/* sticky 状态下，按钮固定宽度，一排显示4个 */
.szzf-product-switch.sticky .szzf-product-switch-track {
    gap: 16px;
    width: auto;
    justify-content: flex-start;
}

/* 大屏幕下按钮固定宽度 */
@media (min-width: 981px) {
    .szzf-product-switch.sticky .szzf-product-switch-track button {
        flex: 0 0 auto;
        min-width: unset;
        max-width: unset;
        padding: 12px 20px;
        white-space: nowrap;
    }
}

/* 小屏幕下 */
@media (max-width: 980px) {
    .szzf-product-switch {
        padding-left: 20px !important;
        padding-right: 20px !important;
    }

    .szzf-product-switch .szzf-product-switch-track {
        gap: 16px !important;
    }

    .szzf-product-switch .szzf-product-switch-track button {
        flex: 0 0 auto !important;
        min-width: auto !important;
        max-width: none !important;
        padding: 10px 16px !important;
        white-space: nowrap;
    }
}