*, *::before, *::after { box-sizing: border-box; }
html { min-height: 100%; }
body { margin: 0; min-height: 100%; font-family: Tahoma, Arial, sans-serif; background: var(--bg); color: var(--text); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
table { border-collapse: collapse; width: 100%; }
canvas { max-width: 100%; }