body {
  font-family: Arial, sans-serif;
  background: #f5f6fa;
  text-align: center;
  padding: 20px;
}

.video-container {
  position: relative;
  display: inline-block;
}

#overlay {
  position: absolute;
  top: 0;
  left: 0;
}

button {
  background-color: #2ecc71;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 15px;
  font-size: 16px;
}

button:hover {
  background-color: #27ae60;
}