-<li><b>Select all</b> checkbox selects all groups.</li>
-<li><b>Show double elements IDs</b> checkbox shows/hides identifiers of
- elements of selected groups in the 3D viewer.</li>
+<li><b>Select all</b> check-box selects all groups.</li>
+<li><b>Show double elements IDs</b> check-box shows/hides identifiers of
+ elements of the selected groups in the 3D viewer.</li>