Updated documentation

Signed-off-by: Aniket Pant <me@aniketpant.com>
Remove stray css file

Signed-off-by: Aniket Pant <me@aniketpant.com>
Add examples

Signed-off-by: Aniket Pant <me@aniketpant.com>
Abstract modal class

Signed-off-by: Aniket Pant <me@aniketpant.com>
Add modalClass option to documentation

Signed-off-by: Aniket Pant <me@aniketpant.com>