docs/obsidian-developer/Reference/CSS variables/Editor/File.md

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cssClass: reference
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This page lists CSS variables for open files in the editor.

## CSS variables

| Variable                    | Description                                           |
| --------------------------- | ----------------------------------------------------- |
| `--file-line-width`         | Width of a line when readable line width is turned on |
| `--file-folding-offset`     | Width of the line offset for fold indicators          |
| `--file-margins`            | File margins                                          |
| `--file-header-font-size`   | File header font size                                 |
| `--file-header-font-weight` | File header font weight                               |
| `--file-header-border`      | File header `border-bottom` property                  |
| `--file-header-justify`     | File header text alignment, uses `justify-content`    |