If you have a multi-storey building or an attic on the roof, then this mod will come in handy, which adds two new types of stairs , one of which can be installed without the support of other blocks, and the second works with red dust and mechanisms at the push of a button.

Installation instructions for the mod for Minecraft 1.7.10:

1. Install Minecraft Forge

2. Download the archive with the mod

3. Open the downloaded archive and unpack it into the .minecraft / mods folder