.glitch{
  position: relative;
  overflow: hidden;
}
.glitch *{
  position: relative;
}
.glitch-canvas{
  z-index: 0;
  display: inline-block;
  position: absolute;
  top: 0;
  left: 0;
  width: auto;
  height: 100%;
  overflow: hidden;
}
.glitch-wide{
  width: auto;
  height: 100%;
}
.glitch-tall{
  width: 100%;
  height: auto;
}