html, body {

  margin: 0;

  width: 100%;

  height: 100%;

  overflow: hidden;

  background: #FFF;

}



#canvas {

  position: relative;

  width: 100vw;

  height: 100vh;

}



#catto {

  position: absolute;

  left: 128px;

  top: 32px;

  max-height: 720px;

  z-index: 1;

  user-select: none;

  pointer-events: none;

}



.draggable {

  position: absolute;

  cursor: grab;

  user-select: none;

  touch-action: none;

  z-index: 10;

}