html, body {
    padding: 0;
    margin: 0;
    background-color: black;
    width: 100vw; 
    height: 100vh;
    overflow: hidden;
}

:root {
    --safe-area-inset-top: env(safe-area-inset-top);
    --safe-area-inset-right: env(safe-area-inset-right);
    --safe-area-inset-bottom: env(safe-area-inset-bottom);
    --safe-area-inset-left: env(safe-area-inset-left);
}