.header_area{

}

.header_area .main_menu {
    /*border-top: 1px solid #eeeeee;*/
    background-color: #FFFFFF !important;
}


.main_menu ul li {
    display: inline-block;
    font-size: 20px;
    text-transform: uppercase;
    padding-right: 22px;
}

.header_area .menu_fixed {
    position: fixed;
    z-index: 9999 !important;
    width: 100%;
    /*background-color: #fff;*/
    background: rgba(0, 0, 0, 0.8);
    color: #fff !important;
    box-shadow: 0px 10px 15px rgba(0, 0, 0, 0.05);
    top: 0;
}

.header_area .menu_fixed span {
    color: #000 !important;
}

.header_area  .navbar-toggler span{
    display: block;
    width: 25px;
    height: 3px;
    background: #7b838a;
    margin: auto;
    margin-bottom: 4px;
    transition: all 400ms linear;
    cursor: pointer;
}

.header_area .menu_fixed .navbar-toggler span{
    background: #000;
    transition: all 400ms linear;
    cursor: pointer;
}

.header_area .logo_h{
    width: 145px;
    /*height: 50px;*/
}
.header_area .navbar-brand{
    padding: 0px !important;
}

.header_area .nav-link{
    color: #3D3D3D !important;
    font-size: 20px !important;
}

.header_area .productSubMenu{
    width: 100%;
    height: 100%;
    position: fixed;
    top: 66px;
    border-top: 1px solid #EEEEEE;
    background-color: rgba(0, 0, 0, 0.5); /* 设置背景颜色为半透明黑色 */
    padding: 0px;
    box-shadow: 0px 2px 1px 0px rgba(0, 0, 0, 0.3);
    display: none;
    z-index: 9999;
    opacity: 0.99;
}

.header_area .productSubMenu .content{
    width: 100%;
    margin: 0 auto;
    /*height: 70%;*/
    background: #FFFFFF;
    overflow-y: scroll;
    padding: 20px 0px;
}
.header_area .productSubMenu .content .closeBtn{
    margin-right: 100px;
    float: right;
}
.header_area .productSubMenu .content .closeBtn img{
    width: 22px;
    height: 22px;
}

.header_area .productSubMenu .conver{
   height: 50%;
}

.header_area .productSubMenu .cellView {
    width: 90%;
    padding: 10px 0px;

}
.header_area .productSubMenu .cellView .row{
    margin-top: 20px;
}
.header_area .productSubMenu .cellView .title {
    font-size: 16px;
    color: #3668E8;
    font-weight: bold;
    line-height: normal;
    letter-spacing: 0em;
    opacity: 1;
}
.header_area .productSubMenu .cellView .row .item{
    text-align: center;
    margin-top: 20px;
}

.header_area .productSubMenu .cellView .row .item img{
    width: 42px;
    height: 42px;
}
.header_area .productSubMenu .cellView .row .item .txt{
    font-size: 16px;
    line-height: normal;
    font-weight: 500;
    letter-spacing: 0em;
    margin-top: 10px;
    color: #777777;
}

/*================================================*/
@media (max-width: 576px) {

    .header_area .nav-link{
        font-size: 18px;
    }

    .header_area .productSubMenu{
        top: 80px;
    }

    .header_area .productSubMenu .content .closeBtn{
        margin-right: 50px;
    }

    .header_area .productSubMenu .cellView .row .item img{
        width: 30px;
        height: 30px;
    }
    .header_area .productSubMenu .cellView .row .item .txt{
        font-size: 12px;
        line-height: normal;
        font-weight: 500;
        letter-spacing: 0em;
        margin-top: 10px;
        color: #777777;
    }

}