Host a CSS file and serve it from a URL
Put a stylesheet at a stable address that any page can link to — useful for shared styles, demos and quick experiments.
Drop your CSS file here
Any other file works too — up to 25.0 MB, or 100.0 MB for a whole site
Free to use. Your CSS file is live at your-name.99helpers.site in about ten seconds.
What is a .css file?
CSS (Cascading Style Sheets) is the language that describes how HTML should look — colours, spacing, typography and layout. Keeping styles in their own file lets many pages share one definition of how a site looks.
What people use CSS files for
- A shared stylesheet used by several pages
- A theme or design system published for reuse
- Styles for a demo or prototype
- An override sheet for testing a change quickly
What opens a CSS file
- Every web browser
- VS Code and any editor
- Build tools and preprocessors like Sass, which compile to CSS
How to host a CSS file
- 1
Drop your CSS file in
Drag it onto the box at the top of this page, or click to choose it. Files up to 25 MB are supported, and nothing is uploaded until you publish.
- 2
Pick an address
Type a name and we'll tell you straight away whether it's free. That becomes the link: theme.99helpers.site
- 3
Publish and share
Create a free account — that step exists so the file is yours to update, replace or delete — and the link is live within seconds.
What happens when someone opens the link
The browser displays the stylesheet as text. Linked from an HTML page it's applied as styling, served with the correct content type so browsers accept it.
Why host a CSS file instead of emailing it?
Sometimes you need a stylesheet at a URL — a shared theme, a demo page's styling, an experiment you want to link from several places. Hosting it is faster than pushing to a repository and waiting for a CDN to pick it up.
Worth knowing before you publish
- If the CSS belongs to a page you're publishing here, upload the whole folder instead — relative links work and it's one deploy.
- Files are cached for an hour at the edge, so a republished stylesheet can take a moment to reach everyone.
- Fonts referenced by relative path need to be uploaded alongside the stylesheet as part of a site.
CSS hosting questions
- Can I link this stylesheet from my own website?
- Yes. Point a <link rel="stylesheet"> at the address and it applies. Stylesheets aren't subject to the cross-origin restrictions that affect fetch requests.
- How long until an update takes effect?
- Files are cached at the edge for about an hour, so a republished stylesheet propagates over a few minutes rather than instantly. Adding a query string to the link is the usual way to force a refresh.
- Should I host CSS separately from my page?
- If the page lives here too, upload them together as a folder — one address, everything in step. Separate hosting makes sense when several different pages share the stylesheet.
Put your CSS file online now
It takes about ten seconds, and you only make an account once the file is ready to go live.