body {
    position: relative;
    min-height: 100vh;
}

body::before {
    content: "Non-Productive Environment";
    position: fixed;
    top: 0;
    left: 0;
    font-size: 3rem;
    font-weight: bold;
    color: rgba(255, 0, 0, 0.15);
    pointer-events: none;
    z-index: -1;
    width: 100%;
    height: 121px;
    text-align: center;
    background-color: rgba(255, 0, 0, 0.15);
    line-height: 9rem;
}