New master page, created a master stylesheet and stylesheets for each section

new master page: master-1.2.6.php
master stylesheet: styles-1.8.css

individual stylesheets for sections:
- header-1.0.0.css
- sidebar-1.0.0.css (section on master page)
- search-1.0.0.css (section on master page)
- content-1.0.0.css (section on master page)
- footer-1.0.0.css