> For the complete documentation index, see [llms.txt](https://docs.payfacto.com/payfacto-knowledge/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.payfacto.com/payfacto-knowledge/maitred-pos/maitred/maitred-complete-online-documentation/chap-4-point-of-sale-control/help-contents/screens/screen-layout-setup/button-layout.md).

# Button Layout

**Button Appearance**

**Screen color**

Choose an item from the list. To know about screen colors available, please refer to the POS Screen designer document available on Posera web site.

**Graphic**

Choose a graphic type from the list by clicking on the scroll button . To know about graphic type available, please refer to the POS Screen designer document available on the Posera web site.

**3D Border**

Enable this option to display a three dimensional border to the key.

**Option**

**Bottom expand**

Select this to expand the key size including the bottom key space. If there is no key available underneath it (you are editing a key from the last row), the field wont be available.

**Right expand**

Select this to expand the key size including the right key space. If


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