div#welcome {
    position: fixed;
    z-index: 2000;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 20px;
    width: 100%;
    height: 60px;
    top: 167px;
    left: 0;
    text-align: center;
    font-size: var(--h5-typography_font-size_xl);
    display: none;
}

@media (max-width:963px) {
    div#welcome {
        top: 137px;
    }
}