* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: #0f0f0f;
    color: #f1f1f1;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }