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Object-oriented CSS (OOCSS) is a CSS methodology developed and promoted by Nicole Sullivan. [1] [2]The focus of OOCSS is the idea of treating page elements as objects, giving all these objects classes, treating objects’ classes as single entities in style sheets, and taking it from there.
It is used to align text to the right margin; in this case, the left ends will be unequal. The term "right alignment" is frequently used when the right side of text is aligned along a visible or invisible vertical line which may or may not coincide with the right margin.
The Cascading Style Sheets (CSS) specification describes how elements of web pages are displayed by graphical browsers. Section 4 of the CSS1 specification defines a "formatting model" that gives block-level elements—such as p and blockquote—a width and height, and three levels of boxes surrounding it: padding, borders, and margins. [4]
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 ...
Additional CSS code for the toptext. align (or the second positional parameter) left or center or right (default) left: Left margin in CSS's ems. Defaults to 1. backgroundcolor: Any web color (name or #XXXXXX hex format). Defaults to #FFFFFF. bordercolor: Any web color (name or #XXXXXX hex format). Defaults to #99B3FF. extra-css: Additional CSS ...
CSS Flexible Box Layout, commonly known as Flexbox, [2] is a CSS web layout model. [4] It is in the W3C 's candidate recommendation (CR) stage. [ 2 ] The flex layout allows responsive elements within a container to be automatically arranged depending on viewport (device screen) size.
Sites that use CSS with either XHTML or HTML are easier to tweak so that they appear similar in different browsers (Chrome, Internet Explorer, Mozilla Firefox, Opera, Safari, etc.). Sites using CSS " degrade gracefully " in browsers unable to display graphical content, such as Lynx , or those so very old that they cannot use CSS.
An example of CSS code, which makes up the visual and styling components of a web page. Separation of content and presentation (or separation of content and style) is the separation of concerns design principle as applied to the authoring and presentation of content. Under this principle, visual and design aspects (presentation and style) are ...