.mBottom12 {
    margin-bottom: 12px;
}

.mBottom20 {
    margin-bottom: 20px;
}

.mBottom30 {
    margin-bottom: 30px;
}

.mBottom40 {
    margin-bottom: 40px;
}

.vc-select {
    border: 1px solid #E6E6E6;
    border-radius: 4px;
    min-width: 400px;
    appearance: none;
    /* 移除默认样式 */
    -webkit-appearance: none;
    /* Safari */
    -moz-appearance: none;
    /* Firefox */
}

.vc-select option {
    background-color: #fff;
    color: #3D3D3D;
    padding: 10px 8px;
}

.vc-select option:checked {
    background-color: #F7F9FE;
    color: #3D3D3D;
}

.vc-select option:hover {
    background-color: #F7F9FE;
}

/* 下载说明手册 class start */
.tools-main {
    padding-top: 60px;
    padding-bottom: 45px;
}

.vc_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.vc_header .vc_title {
    color: #3D3D3D;
    font-size: 24px;
    font-weight: 500;
    line-height: 1;
}

.vc_header .vc_select {
    display: flex;
    gap: 30px;
}

.vc_product_content {
    background: #EFF3F6;
    border-radius: 4px;
    padding-top: 40px;
    padding-left: 40px;
    padding-right: 40px;
    padding-bottom: 40px;
    display: flex;
    gap: 20px;
}

.downloadManualBtn,
.downloadFirmwareBtn,
.downloadBatchBtn {
    padding-top: 10px;
    padding-bottom: 10px;
    padding-left: 30px;
    padding-right: 30px;
    border: 1px solid #186DEE;
    background: #FFFFFF;
    border-radius: 4px;
    font-size: 14px;
    line-height: 100%;
    color: #000000 !important;
    text-decoration: none !important;
    display: block;
    width: fit-content;
    cursor: pointer;
}

.manual_title,
.firmware_title,
.batch_title {
    font-size: 24px;
    font-weight: 500;
    color: #3D3D3D;
    margin-bottom: 20px;
    min-height: 24px;
}

.vc_product_content .left_image img,
.vc_firmware_content .left_image img,
.batch_item .left_image img {
    width: 120px;
    min-width: 120px;
}

.vc_firmware_content .content_path {
    padding-top: 40px;
    padding-left: 40px;
    padding-right: 40px;
    padding-bottom: 40px;
    border-radius: 4px;
    background: #EFF3F6;
}

.vc_firmware_content .vc_title {
    font-size: 24px;
    font-weight: 500;
    color: #3D3D3D;
    line-height: 1;
}

.firmware_item {
    display: flex;
    gap: 20px;
    padding-bottom: 35px;
    border-bottom: 1px solid #E6E6E6;
}

.batch_item {
    padding-top: 35px;
    display: flex;
    flex-wrap: wrap;
    row-gap: 20px;
}

.batch_item>div {
    width: 50%;
    display: flex;
    gap: 20px;
}


@media screen and (max-width: 1024px) {

    .batch_item {
        gap: 30px;
    }

    .batch_item>div,
    .firmware_item,
    .vc_product_content {
        width: 100%;
        display: grid;
    }

    .manual_title,
    .firmware_title,
    .batch_title {
        font-size: 16px;
        line-height: 16px;
        min-height: 16px;
    }

    .vc_product_content .left_image img,
    .vc_firmware_content .left_image img,
    .batch_item .left_image img {
        width: 120px;
        min-width: 120px;
    }

    .vc_firmware_content .content_path,
    .vc_product_content {
        padding-top: 20px;
        padding-left: 20px;
        padding-right: 20px;
        padding-bottom: 20px;
    }

    .vc_product_content .left_image img,
    .vc_firmware_content .left_image img,
    .batch_item .left_image img {
        width: 100px;
        min-width: 100px;
    }

    .downloadManualBtn,
    .downloadFirmwareBtn,
    .downloadBatchBtn {
        padding-left: 10px;
        padding-right: 10px;
    }

    .vc_firmware_content .vc_title,
    .vc_header .vc_title {
        font-size: 18px;
    }

    .vc_header {
        display: inline-grid;
        gap: 20px;
    }

    .vc-select {
        min-width: unset;
    }

    .vc_header .vc_select {
        gap: 20px;
    }
}

/* 下载说明手册 class end */

/* 固件下载 class start */
.vc_firmware_body {
    background: #EFF3F6;
    border-radius: 4px;
    padding-top: 40px;
    padding-left: 40px;
    padding-right: 40px;
    padding-bottom: 40px;
    display: flex;
    gap: 20px;
}

.vc_firmware_body .left-iamge img {
    width: 120px;
    min-width: 120px;
}

.vc_firmware_body .download_title {
    font-size: 24px;
    font-weight: 500;
    color: #3D3D3D;
    line-height: 1;
    min-height: 24px;
}

.downLoadToolBtn {
    padding-top: 10px;
    padding-bottom: 10px;
    padding-left: 30px;
    padding-right: 30px;
    border: 1px solid #186DEE;
    background: #FFFFFF;
    border-radius: 4px;
    font-size: 14px;
    line-height: 100%;
    color: #000000 !important;
    text-decoration: none !important;
    display: block;
    width: fit-content;
    cursor: pointer;
    min-width: 130px;
    text-align: center;
}

.vc_text_body>p {
    font-weight: 400;
    font-size: 15px;
    color: #3D3D3D;
    line-height: 160% !important;
    margin-bottom: 0px !important;
}

.vc_text_body>p.title {
    font-size: 16px;
}

.firmware-main {
    padding-top: 60px;
    padding-bottom: 45px;
}

@media screen and (max-width: 1024px) {

    .vc_firmware_body .download_title {
        font-size: 16px;
        line-height: 1.1;
        min-height: 16px;
    }


    .vc_firmware_body .left-iamge img {
        width: 100px;
        min-width: 100px;
    }

    .downLoadToolBtn {
        padding-left: 10px;
        padding-right: 10px;
        min-width: unset;
    }


    .vc_firmware_body .download_title {
        font-size: 18px;
    }

    .vc_firmware_body {
        padding-top: 20px;
        padding-left: 20px;
        padding-right: 20px;
        padding-bottom: 20px;
        display: grid;
    }
}

/* 固件下载 class end */