@media (max-width: 991px) {
        .st-nav {
            background-color: white !important
        }

        .logo-violet {
            display: block;
        }

        .logo-simple {
            display: none;
        }

        .icon-bar {
            background-color: #53f !important;
        }

        .logo {
            max-height: 50px !important;
        }
    }

    .navbar-sticky .logo-simple {
        display: none !important;
    }    

    .navbar-sticky .logo-violet {
        display: block !important;
    }