html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  border: 0;
  overflow: hidden; /* disable scrollbars */
  display: block;
  -ms-content-zooming: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

body {
  font-size: 100%; /* 1em = 16px */
  margin: 0;
  padding: 0;
}

#viewerCanvas {
  width: 100%;
  height: 100%;
  position: absolute;
}

#content {
  width: 100%;
  left: 0;
  position: relative;
}

#viewerContainer {
  width: 100%;
  height: 100%;
  position: absolute;
}

#viewerContainer-canvas-container {
  outline: none !important;
}