img-crop {
  width:300px;
  padding-top: 100px;
  height:300px;
  display:block;
  position:relative;
  overflow:hidden;
  
}
img-crop canvas {
    display:block;
    position:absolute;
    top:50%;
    left:50%;

    // Disable Outline
    outline: none;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0); /* mobile webkit */
  }