Sprint 10 CSS "tweaks"

## INLINE COMMENTARY

- half the padding between level 1, 2, 3
- align the top header with the #'s below it 

## SUPPLEMENT I

- remove SUPPLEMENT I TO PART 1005 - OFFICIAL INTERPRETATIONS 
- remove excess space between section headers (Section 1005.3 General Disclosure…) 

## APPENDIX 
- align "internal" TOCs

## WAYFINDING HEADER

- Effective Date text to black

## TOC

- remove scroll bar in closed TOC for IE users
- add extra space below TOC header
- fix inline-block Safari error

## MISC

- make last section border visible
- previous and next buttons line up with the text
- remove text indent from headings lacking a section marker