#wait {
    width: 100vw;
    height: 100vh;
    background-image: url("bg-pattern.svg");
    background-size: cover;
    background-position: center center;
    background-origin: content-box;
    background-color: #ff0000;  
    display: table-cell;
    vertical-align: middle;
}

#wait h1 {
    text-align: center;
    text-transform: uppercase;
    text-shadow: 0.25rem 0.25rem 0.25rem #000;
    color: #fff;
    padding: 2rem;
    margin: 2rem 0 0 0;
    padding: 0.25rem;
    font-weight: bold;
    text-decoration-style: double;
}