(Bug 4229) Add layout and theme files
(Bug 4229) CSS clean-up, more color props
(Bug 4229) Update for code changes since pull request submission

* style images are now in htdocs/img/styles/$stylename
* remove outline: 0, part of best practice for accessibility
Merge branch 'momijizukamori-Bug4229/Motion' into develop

* momijizukamori-Bug4229/Motion:
  (Bug 4229) Update for code changes since pull request submission
  (Bug 4229) CSS clean-up, more color props
  (Bug 4229) Add layout and theme files