body {
  margin: 0;
  padding: 0;
  background-color: #000;
  overflow: hidden;
  font-family: Arial, sans-serif;
}

#controls {
  position: fixed;
  top: 0;
  left: -300px;
  width: 300px;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.9);
  padding: 20px;
  box-sizing: border-box;
  transition: left 0.3s ease-in-out;
  overflow-y: auto;
}

#controls.show {
  left: 0;
}

label, input, select {
  display: inline-block;
  margin-bottom: 10px;
  width: 60%;
}

.value-display {
  display: inline-block;
  width: 35%;
  text-align: right;
  font-weight: bold;
}

#hamburger {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  cursor: pointer;
  padding: 10px;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 5px;
}

.bar {
  width: 25px;
  height: 3px;
  background-color: #333;
  margin: 5px 0;
  transition: 0.4s;
}

#hamburger.active .bar:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

#hamburger.active .bar:nth-child(2) {
  opacity: 0;
}

#hamburger.active .bar:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}