.menu-box {
    background: #282828;
}

.menu-box .menu-list {
    display: flex;
    align-items: center;
    align-content: flex-start;
    flex-wrap: wrap;
    padding: 40px 0 30px 0;
}

.menu-box .menu-list .menu-item {
    width: calc((100% - 24px) / 4);
    padding: 16px 25px;
    /*padding: 16px 50px;*/
    /*background: #292929;*/
    background-color: #5e5e5e;
    border-radius: 4px;
    font-size: 1.8rem;
    text-align: left;
    color: #ffffff;
    margin-right: 8px;
    margin-bottom: 10px;
}

.menuico {
    width: 30px;
    height: 30px;
    vertical-align: middle;
    margin-right: 5px;
}

.menu-box .menu-list .menu-item:nth-child(4n) {
    margin-right: 0;
}

.menu-box .menu-list .menu-item:hover {
    cursor: pointer;
    background: #f8b62d;
    /* font-weight: bold; */
}

.menu-box .menu-list .menu-active {
    background: #f8b62d;
    /* font-weight: bold; */
}

.download-content {
    /*padding: 100px 80px;*/
    padding: 100px 0;
    margin: 30px 0;
}

.download-item .downloaditem-title {
    display: flex;
}

.dnewsname {
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    white-space: normal;
}

.download-content:nth-of-type(odd) {
    background-color: #ffffff;
}

.download-content .download-box {
    margin-bottom: 100px;
}

.download-content .download-box:last-child {
    margin-bottom: 0;
}

.download-content .download-box h3 {
    font-weight: 500;
    font-size: 4.4rem;
    color: #f8b62d;
    margin-bottom: 48px;
    text-align: center;
    font-family: Helvetica-Regular, Helvetica, Arial, sans-serif;
}

.vuelist {
    display: none;
}

.download-content .download-box .download-itembox {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.download-content .download-box .download-itembox .download-item {
    width: calc((100% - 80px) / 2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 400;
    font-size: 1.6rem;
    color: #525252;
    padding: 15px 0;
    border-bottom: 1px solid #ededed;
    margin-bottom: 10px;
}

.download-content .download-box .download-itembox .download-item .dw-right {
    font-size: 1.4rem;
    display: flex;
    align-items: center;
}

.download-content .download-box .download-itembox .download-item .dw-right .down-img a:hover {
    color: #f8b62d;
    cursor: pointer;
}

.download-content .download-box .download-itembox .download-item .dw-right .down-img:hover .dimg1 {
    display: none;
}

.download-content .download-box .download-itembox .download-item .dw-right .down-img:hover .dimg2 {
    display: block;
}

.download-content .download-box .download-itembox .download-item .dw-right .down-img {
    display: flex;
    align-items: center;
    margin-left: 40px;
}

.download-content .download-box .download-itembox .download-item .dw-right img {
    width: 16px;
    height: 16px;
    margin: 0 3px;
}

.download-content .download-box .download-itembox .download-item .dw-right .dimg2 {
    display: none;
}

/*手机大图*/
.img-bg .page-brand .mobile-pic{
    display: none;
}

/* 三级菜单 */
.download-mune {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    /* padding-bottom: 10px; */
    /* border-bottom: 1px solid #cccccc; */
    margin-bottom: 20px;
    position: relative;
}

.download-mune::after {
    width: 100%;
    height: 2px;
    content: "";
    position: absolute;
    bottom: 30px;
    background-color: #ededed;
}

.dmunu-item {
    min-width: 12.5%;
    font-weight: 400;
    font-size: 1.8rem;
    color: #525252;
    text-align: center;
    /* margin-right: 60px; */
    height: 40px;
    line-height: 40px;
    margin-bottom: 30px;
    border-bottom: 2px solid #ededed;
}

.dmunu-item:nth-child(8n) {
    margin-right: 0;
}

/* .dmunu-item:last-child {
} */

.dmunu-item:hover {
    cursor: pointer;
    color: #f8b62d;
}

.acdmunuitem {
    color: #f8b62d;
    position: relative;
}

.acdmunuitem::after {
    position: absolute;
    /* bottom: -11px; */
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    content: '';
    height: 4px;
    width: 80%;
    background-color: #f8b62d;
    z-index: 1;
}

.download-contact {
    /*width: 100vw;*/
    height: 700px;
    background-image: url("../img/download_2.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    display: flex;
    /* align-items: center; */
    justify-content: space-between;
}

.download-contact .down-cleft {
    width: 50%;
    /* flex: 1; */
    font-weight: 400;
    font-size: 3.2rem;
    color: #ffffff;
    line-height: 50px;
    padding-left: 10.5%;
    padding-top: 200px;
}

.download-contact .down-cleft .dcleft-title {
    margin-bottom: 40px;
}

.download-contact .down-cleft h3 {
    font-size: 4rem;
    color: #ffffff;
    line-height: 47px;
}

.download-contact .down-right {
    width: 50%;
    /* flex: 1; */
    background: rgba(41, 41, 41, 0.8);
    font-weight: 400;
    font-size: 2.4rem;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.download-contact .down-right .contact-btn {
    padding: 10px 0;
    width: 280px;
    background: #f8b62d;
    border-radius: 5px;
    margin: 32px 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.download-contact .down-right .contact-btn a {
    font-family: helvetica-bold, Helvetica, Arial, sans-serif;
    font-size: 2rem;
    color: #ffffff;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.download-contact .down-right .contact-btn img {
    width: 40px;
    height: 40px;
    margin-right: 8px;
}

.download-contact .down-right .contact-btn .down-more {
    width: 0;
    height: 13px;
    margin-left: 5px;
    transition: all 0.3s;
}

.download-contact .down-right .contact-btn:hover {
    cursor: pointer;
}

.download-contact .down-right .contact-btn:hover .down-more {
    width: 23px;
}

.download-contact .down-right .down-phone {
    font-family: helvetica-bold, Helvetica, Arial, sans-serif;
    width: 500px;
    text-align: center;
    font-weight: bold;
    font-size: 4rem;
    color: #ffffff;
    padding-bottom: 35px;
    border-bottom: 1px solid #ffffff;
    margin-bottom: 40px;
}

.download-contact .down-right .input-box {
    width: 500px;
    border-radius: 8px;
    padding: 15px 16px;
    /* display: flex;
    align-items: center;
    justify-content: space-between; */
    background-color: #ffffff;
    margin-top: 32px;
}

.download-contact .down-right .input-box a {
    display: block;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 400;
    font-size: 2rem;
    color: #292929;
}

.download-contact .down-right .input-box img {
    /* width: 18px; */
    width: 0;
    height: 23px;
    vertical-align: middle;
    transition: all 0.3s;
}

.download-contact .down-right .input-box:hover img {
    width: 23px;
    transition: all 0.3s;
}

@media screen and (max-width: 1600px) {
    .menu-box .menu-list .menu-item {
        font-size: 1.6rem;
    }

    .download-contact .down-cleft h3 {
        font-size: 3rem;
    }

    .download-contact .down-cleft {
        font-size: 2.3rem;
        line-height: 3.5rem;
    }

    .download-contact .down-right .contact-btn img {
        width: 32px;
        height: 32px;
    }

    .download-contact .down-right .contact-btn a {
        font-size: 1.9rem;
    }
}

@media screen and (max-width: 1480px) {
    .menu-box .menu-list .menu-item {
        font-size: 1.2rem;
        margin-bottom: 8px;
        padding: 16px 30px;
    }

    .download-content {
        padding: 56px 0;
    }

    .download-content .download-box h3 {
        font-size: 2.5rem;
        line-height: 2.9rem;
        margin-bottom: 23px;
        font-family: Helvetica-Regular, Helvetica, Arial, sans-serif;
    }

    .download-content .download-box {
        margin-bottom: 60px;
    }

    .download-contact .down-cleft h3 {
        font-size: 2.5rem;
        line-height: 2.8rem;
    }

    .download-contact {
        height: 450px;
    }

    .download-contact .down-cleft {
        font-size: 2rem;
        line-height: 3rem;
        padding-top: 112px;
    }

    .download-contact .down-right {
        font-size: 1.6rem;
        line-height: 1.8rem;
    }

    .download-contact .down-right .contact-btn {
        margin: 18px 0;
        padding: 9px;
        width: 145px;
    }

    .download-contact .down-right .contact-btn a {
        font-size: 1.3rem;
        line-height: 1.5rem;
    }

    .download-contact .down-right .contact-btn img {
        width: 23px;
        height: 23px;
        margin-right: 5px;
    }

    .download-contact .down-right .down-phone {
        width: 300px;
        text-align: center;
        font-size: 2.5rem;
        padding-bottom: 23px;
        margin-bottom: 23px;
    }

    .download-contact .down-right .input-box {
        width: 300px;
        padding: 11px 9px;
        margin-top: 18px;
        border-radius: 5px;
    }
}

@media screen and (max-width: 768px) {

    .img-bg .page-brand img{
        display: none;
    }

    .img-bg .page-brand .mobile-pic{
        display: block;
    }

    .menu-box .menu-list {
        width: 100%;
        padding: 16px 0;
    }

    .download-content .download-box .download-itembox .download-item .dw-right .down-img {
        margin-left: 20px;
    }

    .download-mune {
        margin-bottom: 30px;
    }

    .download-mune::after {
        bottom: 0;
    }

    .dmunu-item {
        min-width: 25%;
        font-size: 1.4rem;
        margin-bottom: 0px;
        /* margin-right: 20px; */
    }

    .dmunu-item:nth-child(4n) {
        margin-right: 0;
    }

    .menuico {
        width: 20px;
        height: 20px;
        margin-right: 4px;
    }

    .menu-box .menu-list .menu-item {
        width: calc((100% - 4px) / 2);
        height: 40px;
        line-height: 40px;
        padding: 0 3px 0 7px;
        border-radius: 4px;
        margin-right: 4px;
        margin-bottom: 4px;
    }

    .menu-box .menu-list .menu-item span {
        display: inline-block;
        vertical-align: middle;
        font-size: 1.2rem;
        line-height: 1.5rem;
    }

    .menu-box .menu-list .menu-item:nth-child(2n) {
        margin-right: 0;
    }

    .downcontent-box {
        width: 100%;
        padding: 0 4%;
        background-color: #ffffff;
    }

    .download-content {
        padding: 24px 0;
        margin: 0;
    }

    .filesize {
        display: none;
    }

    .download-content .download-box h3 {
        font-size: 1.8rem;
        line-height: 2.1rem;
        margin-bottom: 16px;
        font-family: Helvetica-Regular, Helvetica, Arial, sans-serif;
    }

    .download-content .download-box {
        margin-bottom: 40px;
    }

    .download-content .download-box .download-itembox {
        flex-direction: column;
        align-items: flex-start;
    }

    .download-content .download-box .download-itembox .download-item {
        width: 100%;
        padding: 8px 5px;
        margin-bottom: 24px;
        font-size: 1.2rem;
        color: #7a7a7a;
        line-height: 1.4rem;
    }

    .download-item .downloaditem-title {
        font-weight: 400;
        font-size: 1.4rem;
        color: #292929;
    }

    .download-contact {
        height: 900px;
        flex-direction: column;
        background-image: url("../img/download_phone2.png");
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }

    .download-contact .down-cleft {
        width: 100%;
        /* flex: 0 1 auto; */
        height: 450px;
        padding: 64px 24px;
        font-weight: 400;
        font-size: 1.6rem;
        color: #ffffff;
        line-height: 2.4rem;
    }

    .download-contact .down-cleft .dcleft-title {
        margin-bottom: 24px;
    }

    .download-contact .down-cleft h3 {
        font-size: 2.3rem;
        line-height: 3rem;
    }

    .download-contact .down-right {
        width: 100%;
        height: 450px;
    }

    .down-right .dright-text {
        font-size: 1.7rem;
        line-height: 2.4rem;
    }

    .download-contact .down-right .contact-btn {
        padding: 10px 13px;
        width: auto;
        border-radius: 4px;
        margin: 16px 0;
    }

    .download-contact .down-right .input-box a {
        font-size: 1.8rem;
    }

    .download-contact .down-right .contact-btn a {
        font-size: 1.6rem;
        line-height: 1.9rem;
    }

    .download-contact .down-right .contact-btn img {
        width: 21px;
        height: 21px;
    }

    .download-contact .down-right .contact-btn .down-more {
        display: none;
    }

    .download-contact .down-right .down-phone {
        font-size: 1.8rem;
        color: #ffffff;
        line-height: 2.1rem;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }

    .download-contact .down-right .input-box {
        width: 80%;
    }
}