html,
body {
  height: 100%;
}

body {
  background: #66677c;
  cursor: url(../img/hearthstone-cursor.png) 10 2, auto;
  overflow: hidden;
}
body:active {
  cursor: url(../img/hearthstone-click.png) 10 2, auto;
}
body:after {
  background-color: #66677c;
  content: '';
  will-change: transform;
  z-index: -1;
}

.card {
  left: 0;
  top: 0;
  -webkit-perspective: 400px;
          perspective: 400px;
  position: absolute;
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
  will-change: transform;
  width: 250px;
  
  -webkit-user-select: none;
  -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  
  -webkit-user-drag: none;
  user-drag: none;
}
.card:active {
  cursor: url(../img/hearthstone-grab.png) 10 2, auto;
}

.card-image {
  display: block;
  pointer-events: none;
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
  width: 100%;
  will-change: transform;
  user-drag: none;
  -webkit-user-select: none;
    -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  
  -webkit-user-drag: none;
  user-drag: none;
}