html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  display: flex;
  flex-direction: column;

}

#canvas-target {
  flex: 1; /* take up all remaining space */
  width: 100vw;
  height: 100vh;

}

#contact-info {
  margin: 0;
  padding: 12px;
  text-align: center;
  background: #f4f4f4;
  bottom: 0;
  position:fixed;
  width: 100%;
  text-align: center;
}

.game-button {
  position: fixed;
  padding: 12px 20px;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  background: #0077cc;
  color: white;
  cursor: pointer;
  z-index: 1000;
}

/* Left side: Forward + Reverse stacked */
#forward-button { bottom: 80px; left: 20px; }
#reverse-button { bottom: 20px; left: 20px; }

/* Right side: Left + Right side by side */
#left-button  { bottom: 20px; right: 80px; }
#right-button { bottom: 20px; right: 20px; }