CSS Selectors Reference

Complete reference of CSS selectors with examples.

Universal selector (all elements)

Type selector (all divs)

Class selector

ID selector

Both classes (AND)

Either class (OR)

Descendant (p inside div)

Direct child only

Adjacent sibling (next p after div)

General sibling (all p after div)

Mouse over element

Element has focus

Being clicked

First child of parent

Last child of parent

Nth child (1-indexed)

Odd children

Every other starting at 1

Negation

Matches any in list

Parent selector (has child img)

Element with no children

Checked checkbox/radio

Disabled form element

Insert before content

Insert after content

First line of text

First letter

Input placeholder text

Selected text

Has attribute

Attribute equals value

Attribute starts with

Attribute ends with

Attribute contains

Attribute contains word

What is it?

CSS Selectors Reference is a free online tool that runs entirely in your browser. Complete reference of CSS selectors with examples. No data is sent to any server — all processing happens locally on your device, ensuring complete privacy and security. Whether you're a developer, designer, student, or professional, this tool saves you time by providing instant results without requiring any software installation or account creation.

How to use

Using CSS Selectors Reference is straightforward. Simply enter or paste your data in the input field, configure any available options, and click the action button to process. The result appears instantly in the output area. You can copy the result to your clipboard with one click. If you need to start over, just clear the input and try again. The tool accepts a wide range of inputs and handles edge cases gracefully.

When to use

CSS Selectors Reference is useful in many everyday scenarios. Developers use it during coding sessions to quickly process data without leaving the browser. It's also perfect for one-off tasks where installing a dedicated application would be overkill. Students and learners find it helpful for understanding how the underlying process works. Since it's web-based, you can use it from any device — desktop, laptop, tablet, or phone — without any setup.

Frequently Asked Questions

Is CSS Selectors Reference free to use?▾

Yes, CSS Selectors Reference is completely free with no usage limits, no account required, and no ads that block functionality. All features are available immediately.

Is my data safe when using CSS Selectors Reference?▾

Absolutely. All processing happens directly in your browser using JavaScript. Your data never leaves your device and is never sent to any external server. You can verify this by checking your browser's network tab.

Does CSS Selectors Reference work on mobile devices?▾

Yes, the tool is fully responsive and works on all modern browsers including Chrome, Firefox, Safari, and Edge on any device — desktop, tablet, or smartphone.

Do I need to install anything to use CSS Selectors Reference?▾

No installation is needed. CSS Selectors Reference runs entirely in your web browser. Just open the page and start using it immediately. There's no signup, no download, and no browser extension required.

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