Inspect and trigger CSS media queries

Inspect and trigger CSS media queries, also locate them in code

Use the Media Query Inspector to inspect and trigger the registered breakpoints on a page. In Device Mode, click the icon which looks like staggered bars in the upper left corner of the page, the MQI opens.

You can trigger the various breakpoints with a click on a bar. If you right click on a bar, you can reveal its position within the source code.