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Monospace font in code fields

Sets a readable monospace font in code fields, the text editor and the additional-CSS editor in wp-admin.

Code to copy

#content.wp-editor-area,
.CodeMirror, .CodeMirror pre,
textarea.wp-editor-area,
textarea#customcss {
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace !important;
  font-size: 14px !important;
  line-height: 1.6 !important;
  tab-size: 2 !important;
}

How to use this example

1. Copy the code with the button above.
2. Install JustZix (2 minutes) and open the extension on the target page.
3. Add a new rule matching that page.
4. Paste the code into the rule's CSS panel and save — the effect appears instantly.