About CSS page layouts/da
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Last edit by Rbuelund (talk · contrib) · Last edited on Fri, 29 Jan 2021 07:22:17 +0000
Professionelle websteder separerer styling fra indhold. Der er mange grunde til at gøre det, og den mest øjensynlige (for en udvikler) er at være i stand til at kontrollere udseendet af mange sider ved at ændre en enkelt fil. Styling information inkluderer: fonte; baggrunde; billeder (som går igen på alle sider); placering og dimensioner af elementer på siden. Din HTML fil vil nu kun være med: header information; en række elementer; teksten på dit websted. Fordi du oprette en Joomla! skabelon, så vil du faktisk have: noget header information; php kode der efterspørger resten af header informationen; en række elementer; php kode der efterspørger hver modulposition; php kode der efterspørger hovedindholdet.
Style information bliver kodet i CSS, cascading style sheet, og gemmes normalt i filer med endelsen .css. En webside indeholder et link til den associerede .css fil, så browseren kan finde den passende stil information der skal anvendes på siden. CSS kan også placeres i selve html filen mellem <style type="text/css"></style> tags.
All CSS code is applied to an element of the html/xml page. If you want a style to encompass a whole page, you would probably apply it to the <body> element. You can apply styles to any html element such as <p>, <table> or <div> elements. To style a particular element it needs to have an ID. For example, to apply styles to the <div> containing the title, you would first include an ID in the html - <div ID="title">.