.down_title h5{
    font-size: 20px;
    font-weight: 600;
    color: #252525;
    line-height: 28px;
}
.down_title h4{
    font-size: 14px;
    font-weight: 400;
    color: #666666;
    line-height: 20px;
}
.upde{
    font-size: 12px;
    font-weight: 400;
    color: #999999;
    line-height: 17px;
}
.year{
    font-size: 12px;
    font-weight: 400;
    color: #999999;
    line-height: 17px;
    margin-right: 30px;
}
.big{
    font-size: 12px;
    font-weight: 400;
    color: #999999;
    line-height: 17px;
}
.down_time{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.down_const{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.down_lang{
    margin-top: 60px;
}
.down{
    padding: 100px 0;
}
.down_const img{
    margin-right: 5px;
}
@media (max-width:992px) {
    .down{
        padding: 10px 0 30px;
    }
    .down_lang{
        margin-top:0;
        margin-bottom: 20px;
    }
    .down_title h4{
        display: none;
    }
    .down_title h5{
        font-size: 14px;
        font-weight: 600;
        color: #252525;
        line-height: 20px;
    }
    .upde{
        display: none;
    }
    .box_bottom{
        border-width: 0 0 1px 0;
        border-style: solid;
        border-color: #F1F3F5;
        padding-bottom: 20px;
    }
    .down_all{
        margin-top: 40px;
    }
}