> For the complete documentation index, see [llms.txt](https://docs.flatredball.com/gum/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.flatredball.com/gum/gum-tool/gum-elements/general-properties/x-origin.md).
# X Origin
## Introduction
The `X Origin` variable controls the point which an object is positioned by. By default the `X Origin` is `Left`. `X Origin` is shown visually as a white "X" in the editor.
ColoredRectangle with an X Origin of Left
## Left
The following image shows a [ColoredRectangle](/gum/gum-tool/gum-elements/coloredrectangle.md) with its `X Origin` set to `Left`:
## Center
The following image shows a ColoredRectangle with its `X Origin` set to `Center`:
## Right
The following image shows a ColoredRectangle with its `X Origin` set to `Right`:
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