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calc() as CSS unit value
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calc() as CSS unit value

Method of allowing calculated values for length units, i.e.width: calc(100% - 3em).
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BROWSER SUPPORT FOR calc() as CSS unit value

Google Chrome

calc() as CSS unit value is not compatible with Chrome browser 4 to 18. This browser property is partially supported with prefix -webkit-for Chrome 19 to 25. Chrome 26 to 67 supports this property.

Mozilla Firefox

Mozilla firefox version 2 to 3.l doesn't support this property. calc() as CSS unit value is partially compatible with prefix -moz-for Firefox 4 to 15. Firefox 16 to 60 supports this web element.

Internet Explorer

IE browser version 6 to 8 don't support this browser element. IE 9 partially supports this property. Partial support in IE9 refers to the browser crashing when used as a background-position value. IE 10 and 11 supports this property.


Safari 3.1 to 5.1 doesn't support this web element. This property is partially supported with prefix -webkit- by Safari 6. Safari 6.1 to 11.1 supports this property.

Microsoft Edge

calc() as CSS unit value element is supported by Microsoft Edge browser.


Opera browser version 10.1 and 12.1 doesn't supports this property. calc() as CSS unit value is compatible for Opera 15 to 53.

Information sourced from

"Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.

  • Google Chrome
  • Mozilla
  • Edge
  • IE
  • opera
  • Safari
  • Yandex

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