-<img style="position: absolute; top: 4em; left: 12em;" src="disk.png"/>
-<img style="position: absolute; top: 4em; left: 16em;" src="flash.png"/>
-<img style="position: absolute; top: 4em; left: 20em;" src="file.png"/>
+<img style="position: absolute; top: 4em; left: 12.5em;" src="disk.png"/>
+<img style="position: absolute; top: 4em; left: 16.5em;" src="flash.png"/>
+<img style="position: absolute; top: 4em; left: 20.5em;" src="file.png"/>