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Alternate text is optional but recommended. See Alternate text for images for hints on writing good alternate text. To have some text to the left of an image, and then some more text below the image, then put in a single <br clear="all">. This will force following text down until the margins are free of floating images.
SVG images are an exception: Being vector images, they have no pixels, just instructions on how to draw the image that can be scaled up indefinitely, and the "image size" in the file description is arbitrary.
Except for public-domain images, it must always be possible for the reader to reach the image-description page, so |link= should be used only with |thumb images. |link= cannot be used with |frame . To disable all linking from, and description of, a purely decorative image – so that it's ignored by screen readers – use " |link= |alt= " with ...
In the case of an image, the file description page shows a higher resolution version of the image, if available. To view the file description page for an image or video, click on the image itself. For a sound file, click on the information icon, , near the sound clip link. A file description page consists of five parts:
packed All images aligned by having same height, justified, captions centered under images packed-overlay Like packed, but caption overlays the image, in a translucent box packed-hover Like packed-overlay, but caption is only visible on hover (degrades gracefully on screen readers, and falls back to packed-overlay if a touch screen is used)
CSS image replacement is a Web design technique that uses Cascading Style Sheets to replace text on a Web page with an image containing that text. It is intended to keep the page accessible to users of screen readers, text-only web browsers, or other browsers where support for images or style sheets is either disabled or nonexistent, while allowing the image to differ between styles.
A graphical browser typically will display only the image, and will display the alt text only if the user views the image's properties, or has configured the browser not to display images, or if the browser was unable to retrieve or to decode the image. [14] The use of descriptions in the alt attribute improves search engine optimization and ...
To reupload an existing image, for example an infographic based on older data, go to that image file description page and find the link that says "upload a new version of this file", which opens a wizard to upload the new version.