You need five lines of CSS. Every option feels heavy.
Your theme's submit button is the wrong shade of green. You want it darker. That's ten characters of CSS. But to ship ten characters of CSS on a WordPress site, you're supposed to: create a child theme, enqueue a stylesheet, or install a plugin dedicated to letting you type CSS into a textarea.
Each approach is heavier than the problem. Child themes are long-term infrastructure for a one-line tweak. The Customizer's Additional CSS is tied to the theme — switch themes and you lose everything. Dedicated CSS plugins are yet another plugin to maintain.
What most people do instead
A better way: one command, one snippet
Open the TrueCommander navigator. Type create custom css. Paste your CSS. Save it. The snippet outputs as a <style> block on every page load, registered automatically as a startup command.
Each snippet is independent. Create ten separate snippets, each named ("header fixes", "mobile tweaks", "print styles"). Disable one via Startup Commands to remove its <style> block. No massive textarea to scroll through — snippets stay organized.
How it works
The command auto-registers itself as a startup command with your CSS as the payload. On every page load, WordPress outputs a <style> block containing your code. The code is output raw — you're responsible for its correctness, so test locally first.
-code parameter<style> block. Independent, named, toggleable.| Parameter | Value |
|---|---|
-name | Display name for the snippet (e.g., "dark green button") |
-code | Raw CSS. Output verbatim inside <style> tags. |
| Model | Accumulate — each run adds one independent style block |
| Scope | Frontend pages only (admin CSS unaffected) |
| Can be used in |
Real example
Your WooCommerce cart page shows an empty-cart message you want to redesign. The theme's developer made it hard to override. Opening the Customizer Additional CSS means tying the fix to this theme forever.
Instead, you run create custom css with a name "cart empty message" and your 12 lines of CSS. The snippet now outputs on every page load. Switch themes next year? The snippet follows you — it's theme-agnostic, stored in the database, managed from the Startup Commands page.
A client asks you to add a holiday banner background in December. Run the command again with a different name — "holiday banner" — and 20 lines of CSS. Two independent snippets. When the holidays end, toggle the second one off from Startup Commands. The banner is gone. The first snippet is untouched.
Goes further with TrueCommander
create custom script with the same name convention.