Move `body` style to `partials/_blog.scss`
Remove unnecessary lines
Move `.blog-index article` styles to `partials/_blog.scss`
Move `#content div.pagination` styles to `partials/_blog.scss`

and use default `margin-left` and `margin-right` on `base/_layout.scss`
Move `body > nav` styles to `partials/_navigation.scss`
Move `body > div` styles to `base/_theme.scss`
Move `article a` styles to `partials/_blog.scss`
Move `article` styles to `base/_typography.scss` and `partials/_blog.scss`
Move `custom/_styles.scss` styles to `partials/_blog.scss`
Merge pull request #40 from yous/patch-remove-custom-styles

Remove custom styles