@media only screen and (max-width: 450px) {
    .mobile-hide{ display: none !important; }
    }
    @media only screen and (max-width: 450px) {
    .mobile-show{ display: inline !important; }
    }
    @media only screen and (min-width: 450px) {
    .desktop-hide{ display: none !important; }
    }