Responsive - Test Page (HTML5 CSS3)

Gathering Info

Testing which screen size, browser, device etc. is being used

From PHP we get the HTTP_USER_AGENT - Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

From Javascript we get -

From CSS3 media queries the screen colour -

Block Testing

Fitting the website to various screen sizes