[FIX] layout margin&padding

district/templates/district/base.html

...rict/templates/district/district_after_election_page.html

district/templates/district/district_article_page.html

district/templates/district/district_articles_page.html

district/templates/district/district_center_page.html

district/templates/district/district_contact_page.html

...rict/templates/district/district_election_point_page.html

district/templates/district/district_people_page.html

district/templates/district/district_person_page.html

district/templates/district/district_program_page.html

region/templates/region/base.html

region/templates/region/region_after_election_page.html

region/templates/region/region_article_page.html

region/templates/region/region_articles_page.html

region/templates/region/region_center_page.html

region/templates/region/region_contact_page.html

region/templates/region/region_election_point_page.html

region/templates/region/region_people_page.html

region/templates/region/region_person_page.html

region/templates/region/region_program_page.html