html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  overscroll-behavior: none;
  touch-action: none;
}

body {
  position: relative;
  background: #fff;
}

#pigeon-stage {
  position: absolute;
  top: 50%;
  left: 50%;
  width: calc(100vw + 60px);
  height: calc(100vh + 60px);
  transform: translate(-50%, -50%);
  overflow: hidden;
  overscroll-behavior: none;
  touch-action: none;
}

.pigeon {
  position: absolute;
  width: 100px;
  height: 100px;
  background-image: url("./pigeons.png");
  background-repeat: no-repeat;
}