* { box-sizing: border-box; }
body { margin: 0; background: #04091a; }
.boot { color: #7a9cc8; padding: 24px; font-family: "Courier New", monospace; }
@media (max-width: 639px) {
  .board-layout { flex-direction: column !important; }
  .cards-panel { width: 100% !important; max-height: 40vh !important; }
}