Les styles CSS

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Tutorials / Concepts

Tutorials and concepts

Selectors

Selectors allow you to target the element(s) to which you wish to apply styles.

At-rules and descriptors

At-rule are so named because of their name which begins with @.

Descriptors and at-rules

Functions / Types

Functions are used in place of a value for many properties.

List of functions

Predefined values

CSS has a number of predefined values, which can be used to initialize properties.

Properties

Properties list

Other CSS references

References list

CSS Tools

Color synthesizer.

Find the decimal and hexadecimal codes of a color. The simulator below allows you to find a color from its RGB components (Red, Green, Blue) or its HSL parameters (Hue, Saturation, L)uminosity ^(1).

Synthesis mode :

RGB (Red, Green, Blue)

HSL (Hue, Saturation, Luminosity)

Hex code 6 digits

Hex code 8 digits

Rgb() function

rgba() function

Name of the color :

(1) The algorithm used for the conversion of HSL codes to RGB is the one that is recommended by the W3C.