.about-us .tabs-meun {
    position: sticky;
     top: 0; 
    z-index: 999;
    background: #F5F5F5;
}

.overall .content {
    background-image: url(../image/yewubuju/bg.png);
    background-size: cover;
    background-repeat: no-repeat;
    padding: 0 12rem 2.4rem;
}

.overall .tabs-meun {
    width: 72rem;
    margin: auto;
    padding: 0 !important;
    height: 3rem;
    background-color: rgba(0,0,0,0);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3.2rem;
}

.overall .content .top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.overall .content .top .left{
    width: 25%;
    box-sizing: border-box;
    padding-top: 3rem;
}

.overall .content .top .left .text{
    margin-bottom: 1.8rem;
    font-size: .8rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #555555;
    line-height: 28px;
}

.overall .content .top  .logo{
    margin-bottom: 2rem;
}

.overall .content .top  .to-gw{
    margin-top: 3.3rem;
}

.overall .content .top  .to-gw svg{
    vertical-align: bottom;
}

.overall .content .top  .to-gw a{
    color: #0071CE;
}

.overall .content .top .right img,
.bottom-icon-list ul img,
.overall .content .top  .logo
{
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.bottom-icon-list {
    margin-bottom: .6rem;
}

.bottom-icon-list ul {
    width: 40%;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;

}

.lump-bk{
    width: 100%;
    height: 5rem;
    background-color: #787979;
    opacity: 0.9;
}

@media (max-width: 1680px){
    .overall .content {
        padding: 0 11rem;
    }

}

@media (max-width: 1600px){
    .overall .content {
        padding: 0 8rem;
    }
}


@media (max-width: 1366px){
    .overall .content {
        padding: 0 5.6rem;
    }

    .overall .content .top .left {
        width: 46%;
        box-sizing: border-box;
        padding-top: 3rem;
    }

    .overall .content .top .left .text  {
        margin-bottom: 0.8rem;
    }

    .overall .content .top .logo {
        margin-bottom: 1rem;
    }

    .bottom-icon-list {
        margin-bottom: 0rem; 
    }

    .bottom-icon-list ul {
        width: 30%;
    }

    .bottom-icon-list ul img{
        width: 3.5rem;
        height: 3.5rem;
    }

    .overall .content .top .to-gw {
        margin-top: 1.3rem;
    }

    .overall .tabs-meun {
        width: 80%;
        margin-bottom: 3.2rem;
    }


}

@media (max-width: 1152px){
    .overall .content {
        padding: 0 3.6rem;
    }
    .lump-bk {
        height: 2.5rem;
    }
}

@media (max-width: 1024px){
    .overall .content .top .left {
        width: 55%;
        padding-top: 1rem;
    }

    .overall .content .top .left .text {
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .overall .content .top .to-gw {
        margin-top: 0.3rem;
    }
}

@media (max-width: 900px){
    .overall .content {
        padding: 0 2rem 1rem;
    }

    .overall .content .top .left {
        width: 85%;
    }

    .overall .content .top .logo {
        margin-bottom: 0.5rem;
    }

    .overall .content .top .right{
        display: flex;
        align-items: center;
    }

    .overall .content .top .right img{
        width: 80%;
        margin: auto;
    }

    .overall .content .top .left .text {
        margin-bottom: .5rem;
        font-size: .7rem;
        line-height: 22px;
        -webkit-line-clamp: 2;
    }

    .overall .content .top .to-gw a {
        font-size: .7rem;
    }

    .overall .content .top .to-gw svg{
        width: 15px;
        height: 15px;
    }

    .bottom-icon-list ul img {
        width: 2.5rem;
        height: 2.5rem;
    }

    .overall .tabs-meun {
        margin-bottom: 3.2rem;
        padding-top: 10px !important;
    }

}

@media (max-width: 750px){
    .overall .content .top .right img {
        width: 92%;
        margin: auto;
        min-width: 200px;
    }
}

@media (max-width: 450px){
    .overall .content {
        padding: 1rem;
    }
    
    .tabs-meun .meun a {
        line-height: 15px;
    }
}