body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  text-align: center;
  background: linear-gradient(135deg, #c2e9fb 0%, #a1c4fd 100%);
  height: 100vh;
  margin: 0;
  padding-top: 100px;
  color: #333;
}

h1 {
  color: #003366;
}

p {
  font-size: 18px;
}

#guessField {
  padding: 8px;
  font-size: 16px;
  width: 180px;
  border: 1px solid #003366;
  border-radius: 5px;
}

button {
  padding: 8px 15px;
  font-size: 16px;
  background-color: #003366;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  margin-left: 5px;
}

button:hover:enabled {
  background-color: #0055aa;
}

button:disabled {
  background-color: #888;
  cursor: not-allowed;
}

#resultMessage {
  margin-top: 20px;
  font-size: 20px;
  font-weight: bold;
}