* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #121212;
  color: #f5f5f5;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.contenedor {
  text-align: center;
  background-color: #1e1e2f;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

h1 {
  color: #00d2ff;
  margin-bottom: 10px;
}

p {
  margin-bottom: 20px;
  font-size: 1.1rem;
}

strong {
  color: #ff007a;
}

.nota {
  margin-top: 20px;
  font-size: 0.9rem;
  color: #a0a0b0;
  font-style: italic;
}

/* Estilo del Canvas */
canvas {
  background-color: #1a1a24;
  background-image:
    linear-gradient(#2a2a35 1px, transparent 1px),
    linear-gradient(90deg, #2a2a35 1px, transparent 1px);
  background-size: 40px 40px; /* Tamaño de los cuadros */
  border: 3px solid #3a3a55;
  border-radius: 8px;
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.2);
  display: block;
  margin: 0 auto;
}