-li.row1 {margin-left: 7em} /* row offsets relative to ~6em key width */
-li.row2 {margin-left: 8em}
-li.row3 {margin-left: 10em} /* should actually align to next key on row0 */
+li.row2 {margin-left: 7em} /* row offsets relative to ~6em key width */
+li.row3 {margin-left: 8em}
+li.row4 {margin-left: 10em} /* should actually align to next key on row0 */