GMetrix Session 4 Vocabulary

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Browser

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An application used to access and view websites.

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Class

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An attribute used to define a group of HTML elements in order to apply unique formatting to those elements in CSS. This group can contain more than one type of element.

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CSS Comment

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These are not displayed in the browser, but they can help document your source code.

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External Style

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A separate CSS file that can be accessed by creating a link within the head section of the webpage. Multiple webpages can use the same link to access the stylesheet.

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ID

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This is used to identify a single element for style and is not used to group more than one element.

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Inline Style

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This is used to apply a unique style to a single HTML element.

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Internal Style

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This is used to define a style for a single HTML page and is defined in the head section of an HTML page.

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Precedence

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Every selector has its place in the specificity hierarchy and this indicates which applies to the selected element.

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Pseudo Classes

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This is used to define a special state of an element such as when a user mouses over it or how visited and unvisited links can be different.

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Rule Set

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This consists of a selector and a declaration block containing one or more declarations separated by semicolons.