body {
  /* CHANGED: added page background and spacing */
  margin: 0;
  padding: 20px;
  min-height: 100vh;
  text-align: center;
  background: linear-gradient(135deg, #232526 0%, #414345 100%);
  font-family: 'Inter', 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

h1 {
  /* CHANGED: removed display:flex because it is not needed */
  background-color: lightblue;
  color: #222;
  padding: 20px;
  border-radius: 16px;
  margin: 0 0 10px 0;
}

h3 {
  /* CHANGED: added simple heading styling */
  color: white;
  margin-top: 0;
  margin-bottom: 30px;
}

div.a {
  /* CHANGED: added spacing and width control */
  text-align: center;
  max-width: 700px;
  margin: 0 auto 30px auto;
}

div.b {
  /* CHANGED: "none" is not a valid background-color, so replaced it */
  text-align: center;
  background-color: white;
  max-width: 700px;
  margin: 0 auto;
  padding: 24px;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

p {
  /* CHANGED: added text styling for your paragraph */
  font-size: 1.2rem;
  color: #222;
  margin-bottom: 20px;
}

/* CHANGED: removed .tapNum because it is not being used on this page */

.game-button {
  display: inline-block;
  padding: 12px 18px;
  margin: 8px;
  background-color: #333;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  min-width: 160px;

  /* CHANGED: added a smooth hover animation */
  transition: background-color 0.2s, transform 0.2s;
}

.game-button:hover {
  background-color: #555;
  transform: scale(1.05);
}

/* CHANGED: simple mobile version */
@media (max-width: 600px) {
  body {
    padding: 12px;
  }

  h1 {
    font-size: 1.6rem;
    padding: 16px;
  }

  h3 {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  div.b {
    padding: 16px;
  }

  .game-button {
    display: block;
    max-width: 250px;
    margin: 8px auto;
  }
}