Screen Size / Breakpoints

Live viewport dimensions with Tailwind breakpoint detection.

Viewport

Width

—px

Height

—px

Details

OrientationUnknown

Device Pixel Ratio1.00

Active Breakpoint—

Tailwind Breakpoints

Base0px - 639px

sm640px - 767px

md768px - 1023px

lg1024px - 1279px

xl1280px - 1535px

2xl1536px+

About

Check viewport dimensions and active Tailwind-style breakpoints for responsive testing.

Accepted input

Accepts selectors, assertions, fixtures, reports, or request/response samples used in test authoring and regression workflows.

How to use

Open Screen Size / Breakpoints and paste, type, or upload the input it expects.
Adjust the available options until the preview or output reflects the workflow you need.
Use copy, download, or related follow-up tools once the result looks correct.

Tips

Pair it with other qa tools from the same category when you need a broader workflow.
Pinned tools and recent history make it faster to return to repeated workflows.

Check viewport dimensions and active Tailwind-style breakpoints for responsive testing.

Accepted input

Accepts selectors, assertions, fixtures, reports, or request/response samples used in test authoring and regression workflows.

How to use

Open Screen Size / Breakpoints and paste, type, or upload the input it expects.
Adjust the available options until the preview or output reflects the workflow you need.
Use copy, download, or related follow-up tools once the result looks correct.

Tips

Pair it with other qa tools from the same category when you need a broader workflow.
Pinned tools and recent history make it faster to return to repeated workflows.