html{
    background-image: url(/logos/logo-bm.svg);
    background-color: #232626;
    background-repeat: no-repeat;
    background-position: center;
    background-size: 500px;
    width: 100%;
    height: 100vh;
    padding: 0;
    margin: 0;
}

html.light{
    
    background-image: url(/logos/logo-bm-light.svg);
    background-color: #f0f2f5;
    background-repeat: no-repeat;
    background-position: center;
    
}