header.header .header-nav ul {
    padding: 0;
}
header.header .header-nav li {
    position: relative;
    padding: 0 !important;
}
header.header .header-nav li a {
    padding: 8px 10px !important;
}
header.header .header-nav li a:hover {
    background: #F45189;
}
body.fix-nav header.header .header-nav {
    top: 0 !important;
}
@media screen and (max-width: 1400px) and (min-width: 641px) {
    header.header .header-nav li a {
        font-size: 14px !important;
    }
}
@media screen and (min-width: 641px) {
    header.header .header-nav li:hover ul.sub_menu {
        max-height: 330px;
        top: 46px;
        opacity: 1;
        display: block;
    }
    header.header .header-nav ul.sub_menu li {
        border-top: 1px solid #fff;
    }
}

header.header .header-nav li ul._open_menu {
    position: relative;
    max-height: 330px;
    top: 0;
    opacity: 1;
    padding-left: 30px;
    display: block;
    z-index: 1;
}
header.header .header-nav ul.sub_menu {
    display: none;
    max-height: 0;
    position: absolute;
    width: 332px;
    background: #feafbc;
    top: 0;
    opacity: 0;
    transition: all 0.5s;
    overflow: hidden;
    z-index: -1;
}
header.header .header-nav ul.sub_menu li a {
    display: block;
    border: none;
}
@media screen and (max-width: 640px) {
    header.header .header-nav {
        top: 115px;
        max-height: calc(100vh - 119px);
        overflow-y: scroll;
    }
    header.header .header-nav ul.sub_menu {
        display: none;
    }
}
.open_menu {
    position: absolute !important;
    width: 46px;
    height: 46px;
    top: 0;
    right: 12px;
    border-left: 1px solid #fff !important;
    background: url(./assets/images/qa_btn.png) center center no-repeat !important;
    transform: rotate(90deg);
}
.group-btn {
    display: flex;
    justify-content: center;
    gap: 16px;
    align-items: center
}

.group-btn a {
    display: inline-block;
    width: 277px
}

.group-btn a img {
    width: 100%;
    max-width: 350px;
    margin: 0 auto
}

.group-btn .btn-phone {
    width: 363px
}
@media screen and (max-width: 640px) {
    .group-btn {
        flex-wrap: wrap;
        gap: 8px
    }

    .group-btn a {
        width: 100%!important
    }
    
    footer .wrap-contact {
        position: fixed;
        bottom: -70px;
        left: 0;
        background: #ededed;
        transition: bottom .3s ease-in-out
    }

    footer .wrap-contact.show {
        bottom: 0
    }

    footer .wrap-contact .group-btn {
        display: flex;
        gap: 8px;
        padding: 8px;
        flex-wrap: nowrap
    }

    footer .back_top {
        right: 10px;
        bottom: 110px
    }
    header.header .top-header {
        padding: 6px 15px !important;
    }
    .articleContainer .group-btn {
        display: flex;
        gap: 8px;
        padding: 8px;
        flex-wrap: nowrap;
    }
}