Pixel to Em/Rem Converter
Convert between pixel, em, and rem units for responsive web design
Base size is typically 16px in most browsers.
Separate multiple values with spaces or commas
About these units
Pixel (px): Fixed-size units used in screen media.
Em (em): Relative to the font-size of the element (2em means 2 times the font size).
Rem (rem): Relative to the font-size of the root (html) element, useful for consistent scaling.