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For each user-definable style, a skin is first selected, along with a corresponding Cascading Style Sheet (CSS). For each skin, the user can make various choices regarding fonts, colors, positions of links in the margin, etc. CSS is specified with reference to selectors : HTML elements, classes, and ID's specified in the HTML code. Accordingly ...
To demonstrate specificity Inheritance Inheritance is a key feature in CSS; it relies on the ancestor-descendant relationship to operate. Inheritance is the mechanism by which properties are applied not only to a specified element but also to its descendants. Inheritance relies on the document tree, which is the hierarchy of XHTML elements in a page based on nesting. Descendant elements may ...
More complex selectors can select elements based on, e.g., their context, attributes and content. Properties All style sheet languages have some concept of properties that can be given values to change one aspect of rendering an element. The "font-size" property of CSS is used in the above example.
MediaWiki supports most CSS, with such exceptions as the url() attribute. There were some bugs in CSS support in earlier versions. Further information: the Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification
A CSS reset is a different concept from a CSS framework. A reset style sheet is only used to reset basic formatting. A reset style sheet is only used to reset basic formatting. In contrast, a CSS framework, which typically include pre-made style definitions for often-needed UI elements or a grid system, is used to speed up the development ...
You can also customize link colors by editing the CSS at your skin subpage. This is a change which will apply to all links throughout the site, but will only be visible to you. The standard link selectors are: a:link — defines the style for normal unvisited links; a:visited — defines the style for visited links
Most attributes require a value. In HTML, the value can be left unquoted if it does not include spaces (attribute=value), or it can be quoted with single or double quotes (attribute='value' or attribute="value"). In XML, those quotes are required. Boolean attributes, on the other hand, do not require a value to be specified.
There is one required positional parameter for the value, and four optional params: three for styling the display, and one replacement parameter for dealing with how to render a blank space: |1= – the value to be highlighted; required (no default) |border= – may be used to set border attributes. default: thin solid #caa. Alias: |b=.