Front end
Breakpoint inspector
Paste your media queries, drag the width, and see exactly which ones are live at any size. The buttons jump to one pixel either side of every edge, where the bugs are.
A layout at that width
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Easing curve editor
Drag the handles and watch the dot. The presets show what ease and ease-in-out actually do, and pulling a handle past the edge gives you bounce and anticipation.
The em compounding visualiser
Four levels at 1.2em do not give you 1.2em. They give you 33 pixels. Set a size on each level, watch them compound, then reset it with a single rem.
[…] off Jump buttons for one pixel either side of each edge Works on your own query list, pasted in Open the tester Free · runs in your browser · no […]
[…] activate Jump buttons either side of every edge Reveals overlaps between min and max queries Open the tester Free · runs in your browser · no […]
[…] source Jump buttons either side of each breakpoint Catches overlaps between min and max queries Open the tester Free · runs in your browser · no […]