Merge pull request #18 from KimMinJeong/areum_branch

Areum branch
merge
Merge branch 'master' of github.com:KimMinJeong/spoqa-skin into skin
sorting css
css line setting
Merge pull request #20 from KimMinJeong/areum_branch

Areum branch
Modify between div,
Modify footer,
Modify profile image,
merge
Merge pull request #21 from KimMinJeong/skin

Skin
merge하면서 누락된 요소들 추가
-브라우저 간 다른부분 수정
(문의하기 padding-top, 네비게이션 탭 border)