CSS Inliner
CSS Inliner
How to Use the CSS Inliner:
Paste your HTML with CSS (either in a
tag or external stylesheet reference) into the input field. Click Inline to convert all CSS rules to inline style attributes on the corresponding HTML elements. The tool will preserve your HTML structure while ensuring all styles are inline for email client compatibility.
- WordPress Emails
Convert WordPress email templates to inline CSS format for better compatibility across email clients (Gmail, Outlook, etc.).
- Newsletter Development
Inline CSS in HTML newsletters to ensure consistent rendering across different email clients and devices.
- Email Templates
Prepare HTML email templates with inline styles for transactional emails, notifications, and marketing campaigns.
How Does CSS Inlining Work?
CSS inlining extracts CSS rules from stylesheets or style tags, matches them to HTML elements using selectors, and applies the styles as inline style attributes. This ensures styles work in email clients that strip out
tags.
- Selector MatchingThe tool matches CSS selectors to HTML elements and applies the corresponding styles as inline attributes.
- Specificity HandlingRespects CSS specificity rules to ensure the correct styles are applied when multiple rules target the same element.
- Email CompatibilityInlining CSS ensures maximum compatibility with email clients that have limited CSS support or strip out style tags.
Using CSS Inlining for Emails:
.button { background: #0073aa; color: white; padding: 10px; }
HTML with external CSSHTML with inline stylesCollect Better Feedback with Userback

Frequently Asked Questions
Why inline CSS for emails?
Many email clients (especially Gmail and Outlook) strip out
tags and external stylesheets. Inline CSS ensures styles are preserved.
Does it preserve media queries?
Media queries cannot be inlined as they require CSS syntax. The tool focuses on standard CSS properties that can be converted to inline styles.
Will it work with all CSS?
The tool handles most standard CSS properties. Complex selectors, pseudo-classes, and some advanced features may not be fully supported.






