From 2c2df5ea01eb5cd8b9ea226b2869337e59c5fe3e Mon Sep 17 00:00:00 2001 From: Florian Merz Date: Thu, 11 Feb 2021 14:50:24 +0100 Subject: unslug pt-pt: move --- files/pt-pt/web/css/pseudo-elements/index.html | 104 +++++++++++++++++++++++++ 1 file changed, 104 insertions(+) create mode 100644 files/pt-pt/web/css/pseudo-elements/index.html (limited to 'files/pt-pt/web/css/pseudo-elements') diff --git a/files/pt-pt/web/css/pseudo-elements/index.html b/files/pt-pt/web/css/pseudo-elements/index.html new file mode 100644 index 0000000000..780d17c378 --- /dev/null +++ b/files/pt-pt/web/css/pseudo-elements/index.html @@ -0,0 +1,104 @@ +--- +title: Pseudoelementos +slug: Web/CSS/Pseudoelementos +tags: + - CSS + - Pseudoelemento + - Referencia + - Resumo + - Seletores + - Sinopse +translation_of: Web/CSS/Pseudo-elements +--- +
{{CSSRef}}
+ +

Um pseudoelemento de CSS é uma palavra-chave adicionada ao seletor que lhe permite estilizar uma parte específica do(s) elemento(s) selecionado(s). Por exemplo, {{CSSxRef("::first-line")}} pode ser utilizado para alterar o tipo de letra da primeira linha de um parágrafo.

+ +
/* The first line of every <p> element. */
+p::first-line {
+  color: blue;
+  text-transform: uppercase;
+}
+ +
+

Nota: In contrast to pseudo-elements, {{CSSxRef("pseudo-classes")}} can be used to style an element based on its state.

+
+ +

Sintaxe

+ +
selector::pseudo-element {
+  property: value;
+}
+ +

You can use only one pseudo-element in a selector. It must appear after the simple selectors in the statement.

+ +
+

Note: As a rule, double colons (::) should be used instead of a single colon (:). This distinguishes pseudo-classes from pseudo-elements. However, since this distinction was not present in older versions of the W3C spec, most browsers support both syntaxes for the original pseudo-elements.

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+ +

Índice de pseudoelementos padrões

+ +
+ +
+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
NavegadorVersão Mais BaixaSuporta
Internet Explorer8.0:pseudo-element
9.0:pseudo-element ::pseudo-element
Firefox (Gecko)1.0 (1.0):pseudo-element
1.0 (1.5):pseudo-element ::pseudo-element
Opera4.0:pseudo-element
7.0:pseudo-element ::pseudo-element
Safari (WebKit)1.0 (85):pseudo-element ::pseudo-element
+ +

Consultar também:

+ + -- cgit v1.2.3-54-g00ecf