body {
  background: linear-gradient(to bottom, #aee1f9, #ffffff);
  font-family: 'Trebuchet MS', sans-serif;
  text-align: center;
  margin: 0;
  padding: 0;
}

header {
  background-color: #0077b6;
  color: white;
  padding: 20px 0;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

canvas {
  background-color: #e3f2fd;
  border: 3px solid #0077b6;
  border-radius: 8px;
  display: block;
  margin: 20px auto;
}

.controls {
  margin-bottom: 20px;
}

button {
  background-color: #0077b6;
  color: white;
  border: none;
  padding: 10px 20px;
  font-size: 1em;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #023e8a;
}

#scoreDisplay, #livesDisplay {
  font-size: 1.2em;
  color: #023e8a;
}

footer {
  background-color: #0077b6;
  color: white;
  padding: 10px 0;
  position: fixed;
  bottom: 0;
  width: 100%;
}