* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background:
    radial-gradient(circle at top, var(--bg-glow), transparent 36%),
    var(--bg);
  color: var(--text);
  transition: background 0.45s ease, color 0.45s ease;
}

button,
input,
select {
  font-family: inherit;
}

.hidden {
  display: none;
}