:root {
    color-scheme: dark;
    --page-bg: #000;
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    background: var(--page-bg);
    font-family: Arial, Helvetica, sans-serif;
    overflow: hidden;
}

.space-stage,
.space-frame,
#starfield {
    width: 100%;
    min-width: 100%;
    height: 100%;
    min-height: 100%;
}

.space-frame {
    position: fixed;
    inset: 0;
    background: #000;
}

#starfield {
    display: block;
    touch-action: none;
}