@media only screen and (max-width: 900px) {
    header#header div#masthead {
        height: 70px !important;
    }
    header#header div#logo {
         margin-top: 0px;
    }
    header#header div#logo img {
        max-height: 50px !important;
    }
    header#header i.icon-menu {
        color: #f8f8f8;
    }
    li.html.custom.html_top_right_text {
        display: inherit !important;
    }
    .sidebar-menu.no-scrollbar.text-center a {
        color: #040404;
    }
    .ngonngu {
        right: 15px;
        position: relative;
        display: flex;
    }
    .title_home_p span.section-title-main {
        font-size: 20px;
        color: #9C27B0;
    }
    header#header .ngonngu img {
        margin-right: 3px;
    }
    .icon_box_gio_thieu_home {
        flex-basis: 33% !important;
        max-width: 33% !important;
        float: left;
        width: 33% !important;
    }
    .icon_box_gio_thieu_home .icon-box-img {
        width: 20% !important;
    }
    .icon_box_gio_thieu_home p {
       font-size: 11px;
    }
}