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I have been looking at the resulting code created by a Joomla template. There appears to be some sort of styling against the main manu and I have been unable to find out what they do. <br />
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Has anyone a link to some documentation that explains for instance -moz-background-origin etc. &nbsp;<br />

<pre><code id="code-118844">&lt;div id=&quot;ja-header&quot; class=&quot;clearfix&quot; style=&quot;background: transparent url() no-repeat scroll right bottom; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;&quot;&gt;
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I have been looking at the resulting code created by a Joomla template. There appears to be some sort of styling against the main manu and I have been unable to find out what they do. 

Has anyone a link to some documentation that explains for instance -moz-background-origin etc.  

What are these Joomla tags that start with -moz-

A web-based content management system (CMS) provides website authoring, collaboration, and administration tools that enables users with little knowledge or experience to create and manage website content. Most CMS systems use a content repository or a database to store page content, metadata, and other information assets, and a presentation component that displays the content to website visitors.

Web-Based CMS

Cascading Style Sheets (CSS) is a language used for describing the look and formatting of a document written in a markup language. Usually used to change web pages and user interfaces written in HTML, it can also be applied to any kind of XML document. CSS is designed primarily to distinguish the content of a document from its presentation.