body {
  background-color: rgb(13, 51, 88);
}
#canvas {
  width: 100%;
  height: 70vh;
  padding: 0;
  margin: 0;
  touch-action: none;
}

#video-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  object-fit: cover;
  touch-action: none;
}

@media only screen and (max-width: 768px) {
  #left,
  #right,
  #start {
    display: none;
  }
}

.button {
  display: inline-block;
  padding: 30px 20px;
  font-size: 30px;
  text-align: center;
  text-decoration: none;
  background-color: #4caf50;
  color: white;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  margin: 5px;
  user-select: none;
  touch-action: manipulation; /* Prevent browser zoom on touch */
  margin-bottom: 6%;
}

.button:active {
  background-color: #0a06e4; /* Solid button effect when touched */
}

#left {
  position: absolute;
  bottom: 10px;
  left: 10px;
  font-size: 50px;
  font-weight: bolder;
}

#right {
  position: absolute;
  bottom: 10px;
  right: 10px;
  font-size: 50px;
  font-weight: bolder;
}

#start {
  position: absolute;
  bottom: 10px;
  right: 35%;
  font-weight: bolder;
}