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CSS units Cheat Sheet

content/snippets/css/s/units-cheatsheet.md

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  • px: Absolute pixel value
  • rem: Relative to the font-size of the root element
  • em: Relative to the font-size of the element
  • %: Relative to the parent element
  • vw: Relative to the viewport's width, 1vw = 1% * viewport width
  • vh: Relative to the viewport's height, 1vh = 1% * viewport height
  • vmin: Relative to the viewport's smaller dimension, 1vmin = min(1vh, 1vw)
  • vmax: Relative to the viewport's larger dimension, vmax = max(1vh, 1vw)
  • ch: Relative to the width of the glyph "0" of the element's font
  • in: Inches 1in = 2.54cm = 96px
  • pc: Picas 1pc = 1in / 6 = 16px
  • pt: Points 1pt = 1in / 72 = 1.333px (approximately)
  • cm: Centimeters 1cm = 96px / 2.54 = 37.8px (approximately)
  • mm: Millimeters 1mm = 1cm / 10 = 3.78px (approximately)