:root {
  --control-color: #eee8aa;
}

* {
  box-sizing: border-box;
}

html,
body,
canvas {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.dpad {
  visibility: hidden;
  position: absolute;
  left: 30px;
  bottom: 30px;
  width: 130px;
  height: 130px;

  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  opacity: 0.5;
  z-index: 1;
  user-select: none;
}

@media (pointer: coarse) {
  .dpad {
    visibility: visible;
  }
}

.dpad > * {
  display: flex;
  align-items: center;
  justify-content: center;
}

.dpad > .top,
.dpad > .left,
.dpad > .mid,
.dpad > .right,
.dpad > .bot {
  background-color: var(--control-color);
}

.dpad .top {
  border-radius: 10% 10% 0 0;
}

.dpad .bot {
  border-radius: 0 0 10% 10%;
}

.dpad .left {
  border-radius: 10% 0 0 10%;
}

.dpad .right {
  border-radius: 0 10% 10% 0;
}

.dpad > .mid::before,
.dpad > .top-left::before,
.dpad > .top-right::before,
.dpad > .bot-left::before,
.dpad > .bot-right::before {
  display: block;
  content: ' ';
  width: 30%;
  height: 30%;
  background-color: var(--control-color);
  border-radius: 50%;
}

.dpad > .mid::before {
  background-color: black;
}