#pwa-install-btn {
    display: none;
    background: #0f766e;
    box-shadow: 4px 4px 0 #115e59;
}

#pwa-install-btn[data-ready='true'] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

#pwa-install-btn:hover {
    background: #0d9488;
}

html.pwa-standalone #pwa-install-btn {
    display: none !important;
}

@media (max-width: 768px) {
    #pwa-install-btn[data-ready='true'] {
        display: flex;
    }
}