html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #0f0f0f;
}

.buttons-container {
  position: fixed;
  bottom: 60px;
  left: 50%;
  transform: translateX( -50% );
  display: flex;
  gap: 20px;
  z-index: 3;
}

.play-button {
  width: 60px;
  height: 60px;
  border: 2px solid;
  background: rgba( 0, 0, 0, 0.3 );
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.play-button::before {
  content: '';
  width: 0;
  height: 0;
  border-left: 15px solid currentColor;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
}

.play-button.active::before {
  border: none;
}

.play-button.active::before,
.play-button.active::after {
  content: '';
  width: 4px;
  height: 20px;
  background: currentColor;
  border: none;
}

.play-button.active::after {
  margin-left: 8px;
}

.play-button.green {
  border-color: #00ff00;
  color: #00ff00;
}

.play-button.green:hover {
  background: rgba( 0, 255, 0, 0.2 );
  box-shadow: 0 0 20px rgba( 0, 255, 0, 0.5 );
}

.play-button.purple {
  border-color: #9d4edd;
  color: #9d4edd;
}

.play-button.purple:hover {
  background: rgba( 157, 78, 221, 0.2 );
  box-shadow: 0 0 20px rgba( 157, 78, 221, 0.5 );
}

.play-button.orange {
  border-color: #ffb703;
  color: #ffb703;
}

.play-button.orange:hover {
  background: rgba( 255, 183, 3, 0.2 );
  box-shadow: 0 0 20px rgba( 255, 183, 3, 0.5 );
}