O elemento Center do HTML () se tornou obsoleto, é um elemento de nível de bloco que exibe o conteúdo em nível de bloco ou em linha centralizado horizontalmente dentro do elemento que o contém. O contêiner geralmente está presente, mas não é necessário. Essa tag foi descontinuada no HTML 4 (e XHTML 1) em favor da propriedade CSS text-align, que pode ser aplicada ao elemento ou à um paragráfo indivídual
. Para blocos de centralização, use outras propriedades CSS como margin-left e margin-right e defina-as como auto (ou defina margin para 0 auto)....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/pt-BR/docs/Web/HTML/Eleme...
Learn about the Window.showModalDialog() method, including its syntax, specifications and browser compatibility....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/en-US/docs/Web/API/Window...
Commonly referred to as a page action button, this user interface option is a button added to the browser address bar. Users click the button to interact with extensions....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/en-US/docs/Mozilla/Add-on...
The isolation CSS property determines whether an element must create a new stacking context....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/en-US/docs/Web/CSS/isolation
The hyphenate-character CSS property sets the character (or string) used at the end of a line before a hyphenation break....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/en-US/docs/Web/CSS/hyphen...
L'élément HTML représente un court fragment de code machine. Par défaut, l'agent utilisateur utilise une police à chasse fixe (monospace) afin d'afficher le texte contenu dans cet élément....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/fr/docs/Web/HTML/Element/...
L'attribut universel hidden est un attribut booléen qui indique s'il n'est pas encore ou s'il n'est plus pertinent d'afficher l'élément courant. Cet attribut peut, par exemple, être utilisé afin de masquer des éléments tant que l'utilisateur ne s'est pas connecté. Le navigateur n'affichera pas les éléments masqués via cet attribut....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/fr/docs/Web/HTML/Global_a...
HTML 元素表示側注和小字印刷,如版權和法律文本,獨立於其風格化呈現。默認情況下,它以比其中的文本小一號的字體大小呈現,例如從 small 到 x-small。...View this page on GitHub • Report a problem with this content...
developer.mozilla.org/zh-TW/docs/Web/HTML/Eleme...
The mark role denotes content which is marked or highlighted for reference or notation purposes, due to the content's relevance in the enclosing context....View this page on GitHub • Report a problem with this content...
developer.mozilla.org/en-US/docs/Web/Accessibil...