body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: #222;
  color: #fff;
  margin: 0;
  padding: 20px;
}

h1 {
  margin-bottom: 10px;
  font-size: 2.5rem;
}

button {
  background: #ff4747;
  border: none;
  padding: 10px 20px;
  font-size: 1rem;
  border-radius: 8px;
  cursor: pointer;
  margin-bottom: 20px;
  color: white;
  transition: 0.2s;
}

button:hover {
  background: #ff3030;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 120px);
  grid-template-rows: repeat(3, 120px);
  gap: 15px;
  justify-content: center;
}

.hole {
  background: #444;
  border-radius: 50%;
  position: relative;
  overflow: hidden;
}

.mole {
  width: 100%;
  height: 100%;
  background: url('shrek.png') center/contain no-repeat;
  position: absolute;
  bottom: -100%;
  transition: bottom 0.2s;
}

.mole.up {
  bottom: 0;
}