html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

html, #loader-background {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    text-align: center;
    align-content: center;
    background: linear-gradient(#BD2844, #7A0A2A);
}