v 0.6

Add:
- main_menu to oze.html
- responsywność topMenu
- main font : Calibri
- animation for all 3 sb-site containers

delete:
- trash from main.css

Fix:
- change #header-main to .header-main
- 'go to top' sliding on all 3 parts of the site
- 'menu' sliding on all 3 parts of the site