* {
  margin: 0;
  font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

#container {
  background-color: black;
}

#mask {
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.5) 30%, rgba(0, 0, 0, 0) 70%);
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
}

#info {
  border-radius: 5px;
  position: absolute;
  z-index: 20;
  left: 12px;
  top: 12px;
  color: #aaa;
  padding: 12px;
  line-height: 24px;
}

#bg-button {
  position: absolute;
  bottom: 10px;
  left: 12px;
}