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CSS em → rem (base 32)

Convert em to rem using root/base 32px.

Runs in your browser by default — private, fast, and ready to export.

How to use, examples & FAQShow

How to use

  1. Enter value
  2. Review conversion
  3. Copy

Example

16em → rem

Benefits

  • Instant convert
  • Base control
  • Export

FAQ

Exact layout engine?

Assumes linear conversions with a fixed viewport demo width/height of 1000.

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