/* Fixed header/footer bars */
:root{
  --bar-h: 2cm;
  --bar-color: #8b00ff;
}

#siteHeader, #siteFooter{
  position: fixed;
  left: 0;
  right: 0;
  height: var(--bar-h);
  background: var(--bar-color);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font: 700 16px/1.1 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  text-align: center;
  padding: 0 14px;
  box-sizing: border-box;
  z-index: 2147483647;
}

#siteHeader{ top: 0; }
#siteFooter{ bottom: 0; }

/* Make room so the game isn't covered */
body{
  padding-top: var(--bar-h);
  padding-bottom: var(--bar-h);
  box-sizing: border-box;
}