nav.main-navigation.desktop-hidden, div.desktop-hidden {
    display: none !important;
}
nav.main-navigation.mobile-hidden, div.mobile-hidden {
    display: block !important;
}

@media (max-width: 767px) {
    nav.main-navigation.desktop-hidden, div.desktop-hidden {
        display: block !important;
    }
    nav.main-navigation.mobile-hidden, div.mobile-hidden {
        display: none !important;
    }

    .navigation-block header h1 a {
        background-size: contain;
        height: 40px !important;
    }

    .login-page .login-container h1 .brand {
        display: block;
        background-image: url('../img/logo.png');
        background-repeat: no-repeat;
        font: 0 / 0 a;
        color: transparent;
        text-shadow: none;
        background-color: transparent;
        border: 0;
        width: 342px;
        height: 99px;
        background-position: center;
        /* margin-left: 85px; */
        /* margin-top: -35px; */
        margin: -35px auto 55px;
        padding-bottom: 30px;
        background-size: auto;
    }

    .actions-message-center-block {
        line-height: 33px;
    }
    
    ul.messagesOne {
        margin: unset;
    }

    ul.messagesOne li {
        margin: unset;
    }

    ul.messagesOne .by_user div.messageArea {
        margin-right: unset;
    }

    ul.messagesOne .by_me div.messageArea {
        margin-left: unset;
    }
    
    section.user-profile {
        position: absolute;
        top: 0;
        right: 0;
        padding: 5px;
    }

    section.navigation-block {
        padding-bottom: 0;
    }

    .user-profile figcaption {
        margin-left: unset;
        padding-top: 0px;

    }

    #example_filter input {
        width: 85vw;
    }

    .dataTables_wrapper table.table tr {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, 1fr);
        grid-gap: 0;
    }

    .dataTables_wrapper table.table tr>th:nth-child(1),
    .dataTables_wrapper table.table tr>td:nth-child(1) {
        grid-area: 1 / 1 / 2 / 3;
    }

    .dataTables_wrapper table.table tr>th:nth-child(2),
    .dataTables_wrapper table.table tr>td:nth-child(2) {
        grid-area: 2 / 1 / 3 / 2;
    }

    .dataTables_wrapper table.table tr>th:nth-child(3),
    .dataTables_wrapper table.table tr>td:nth-child(3) {
        grid-area: 2 / 2 / 3 / 3;
    }
}