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The reason a spacer GIF is invisible is so that an HTML developer can create a table cell and fill the background with a specific color that can be viewed through the transparent spacer GIF. For instance, a developer seeking to create a square blue box 500 pixels on a side could use a separate blue 500×500 graphic at the expense of additional ...
Click the GIF icon. Search for a specific GIF or browse by category. Mouse over the GIF you want to use. Click the GIF to insert it into your email. The GIF will be inserted wherever your cursor is placed in the email message.
Specifying a size does not just change the apparent image size using HTML; it actually generates a resized version of the image on the fly and links to it appropriately. This happens whether or not you specify the size in conjunction with "thumb". This means the server does all the work of changing the image size, not the web browser of the user.
The CSS selectors, expressed in terms of elements, classes and id's, relevant for the style of the page body include the following. As far as possible, examples are given, which show the result for the current style settings: : link — links — example: Help:Index ; default: help:index (See a vs :link): link: link: link: visited: link ...
• Change font size. • Bold font. • Italicize font. • Underline words. • Choose a text color. • Choose a background text color. • Change your emails format. • Add emoticons. • Find and replace text, clear formatting, or add the time. • Insert a saved image. • Insert a hyperlink.
MediaWiki’s wikitable class (class="wikitable") is designed for straightforward table formatting and enforces certain global styles that make removing borders between adjacent cells challenging even if custom CSS styles attempt to eliminate these borders. Specifically, the class includes:
Also, if the table has cell spacing (and thus border-collapse=separate), meaning that cells have separate borders with a gap in between, that gap will still be visible. A cruder way to align columns of numbers is to use a figure space   or   , which is intended to be the width of a numeral, though is font-dependent in practice:
CSS2 in May 1998 (later revised in CSS 2.1 and CSS 2.2) extended CSS1 with facilities for positioning and table layout. The preference for using HTML tables rather than CSS to control the layout of whole web pages was due to several reasons: the desire of content publishers to replicate their existing corporate design elements on their web site;