.offline-banner {
    position: fixed;
    right: 14px;
    bottom: 14px;
    left: 14px;
    z-index: 50;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #241f1a;
    color: #fff;
    padding: 10px 14px;
    font: 800 14px Arial, Helvetica, sans-serif;
    box-shadow: 0 18px 42px rgba(36, 31, 26, 0.24);
}

.offline-banner[hidden],
.install-app-button[hidden] {
    display: none;
}

.install-app-button {
    position: fixed;
    right: 14px;
    bottom: 14px;
    z-index: 51;
    min-height: 44px;
    border: 0;
    background: #1f5c58;
    color: #fff;
    padding: 0 16px;
    font: 900 14px Arial, Helvetica, sans-serif;
    box-shadow: 0 18px 42px rgba(31, 92, 88, 0.24);
    cursor: pointer;
}

@media (display-mode: standalone) {
    .install-app-button {
        display: none;
    }
}