A. Create Top menu
Step 1 Go to Structure > Menus. Click "Add menu" link.
Step 3 Click "Save " button.
Step 5 Click "Save " button.
Step 6 Repeat step 1 to step 5 to create "Our Photos" and "About Drupal"
B. Assign region.
Step 1Go to Structure > Blocks
Step 2 Find a "Top menu " block. Assign it to "headline" region
Step 3 Click "Save block" button.
C. Configure Block Style
Step 1 Go to Appearance > Layout > Find "The date" block and "Top menu" block