body {
  margin: 0;
  overflow: hidden;
  background: #0a001f;
  font-family: Arial, sans-serif;
}
#visualizer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
#controls {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 10;
  color: white;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: opacity 0.3s ease;
}
.btn {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.3s;
}
.btn:hover {
  background: rgba(255, 255, 255, 0.4);
}
#statusText {
  font-size: 18px;
  font-weight: bold;
  margin-left: 15px;
}
#statusText a {
  color: rgb(254, 82, 82);
}
.control-icon {
  position: fixed;
  z-index: 10;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.control-icon:hover {
  background: rgba(255, 255, 255, 0.4);
}
#fullscreenBtn {
  bottom: 20px;
  right: 20px;
}
#toggleControlsBtn {
  top: 20px;
  right: 20px;
}
.grid {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(rgba(50, 50, 150, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(50, 50, 150, 0.3) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}
.hidden {
  opacity: 0;
  pointer-events: none;
}
/* SVG icons styles */
svg {
  width: 24px;
  height: 24px;
  fill: white;
}