Change page layout.
Add additional inputs.
Add box-sizing radio buttons.
Add fundamental slider handler.
Relayout and rewrite dimension manipulation with js.
Change marker elements positions.
Refactor and beautify.
Change size range.
Rename demo element classes.
Revise and add markers.
Change mock content display.
Add GA.
Change marker border styles.
Add left/top properties illustration.
Add custom bootstrap.
Draft settings panel layout.
Implement view property toggles.
Relayout advance settings with label.
Relayout advance settings.
Implement basic settings and interactions between tabs.