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Test on Mozilla Firefox 42

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42

ELEMENTS NOT SUPPORTED IN MOZILLA FIREFOX 42 BROWSER

CSS Paint API

Allows programmatic generation of images used by CSS

CSS filter() function

This function filters a CSS input image with a set of filter functions (like blur, grayscale or hue)

Object.values method

The Object.values() method returns an array of a given object's own enumerable property values.

Subresource Integrity

Subresource Integrity enables browsers to verify that file is delivered without unexpected manipulation.

seamless attribute for iframes

The seamless attribute makes an iframe's contents actually part of a page, and adopts the styles from its hosting page. The attribute has been removed from both the WHATWG and the W3C HTML5 specifications.

CSS revert value

A CSS keyword value that resets a property's value to the default specified by the browser in its UA stylesheet, as if the webpage had not included any CSS. For example, display:revert on a

would result in display:block. This is in contrast to the initial value, which is simply defined on a per-property basis, and for display would be inline.

CSS widows & orphans

CSS properties to control when lines break across pages or columns by defining the amount of lines that must be left before or after the break.

selector list argument of :not()

Selectors Level 4 allows the :not() pseudo-class to accept a list of selectors, which the element must not match any of. Selectors Level 3 only allowed :not() to accept a single simple selector. Thus, :not(a):not(.b):not([c]) can instead be written as :not(a, .b, [c])

CSS Conical Gradients

Method of defining a conical or repeating conical color gradient as a CSS image.

CSS caret-color

The caret-color property allows the color to be set of the caret (blinking text insertion pointer) in an editable text area.

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.

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