.mdc-top-app-bar--short {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    background-color: #fff
}

@media (max-width: 839px) {
    .mdc-top-app-bar__row {
        height: auto !important;
    }
}

.mdc-top-app-bar--fixed-adjust {
    width: 100%;
    padding-top: 90px;
}

@media (max-width: 599px) {
    .mdc-top-app-bar--fixed-adjust {
        width: 100%;
        padding-top: 85px;
    }
}

.mdc-bottom-app-bar {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: #333;
    color: #fff;
    display: flex;
    flex-direction: column;
    padding: 16px;
    z-index: 10;
}