Hertz theme support 1, 2, 3 column layout.
- No blocks in sidebars (right and left) -> Full width
- Blocks in Right Sidebar or Left Sidebar -> Two column
- Blocks in both Right Sidebar and Left Sidebar -> Three column
Left and right sidebar regions acts as Drupal block region.
You can add content in these block regions from block settings page.
Administration >> Structure >> Blocks
admin/structure/block
You can also show / hide any block from specific pages from Visibility settings of that block.
