trisquel-icecat/icecat/gfx/tests/reftest/1761685-1.html

<span style="
display: block;
width: 50px;
height: 50px;
position: absolute;
top: 45%; left: 45%;
background-image: url('dino.png');
image-rendering: crisp-edges;
background-size: 100% 100%;
transform: scaleX(-1);
"></span>