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This template uses the ombox CSS classes in MediaWiki:Common.css for most of its looks, thus it is fully skinnable. The default images for this meta-template are in png format instead of svg format. The main reason is that some older web browsers have trouble with the transparent background that MediaWiki renders for svg images.
The default images for this meta-template are in png format instead of svg format. The main reason is that some older web browsers have trouble with the transparent png images. For those older browsers these png images have been modified so that the color of their default backgrounds match the background color of the template.
6.0 and below have broken alpha-channel transparency support (will display the default background color instead). [85] [86] [87] 7.0 and below cannot combine 8-bit alpha transparency AND element opacity (CSS – filter: Alpha (opacity=xx)) without filling partially transparent sections with black. [88] 8.0 and below have inconsistent/broken ...
Sometimes, you find a drawing or similar image useful for a Wikipedia article, that was saved as a JPEG but should have been saved as a PNG.JPEG is good for images where the color changes fluidly throughout the image, like in a photograph, whereas PNG files are good for images with relatively few colors, such as a drawing of a flag, a chart, or a map; note that sometimes SVG is better.
One color entry in a single GIF or PNG image's palette can be defined as "transparent" rather than an actual color. This means that when the decoder encounters a pixel with this value, it is rendered in the background color of the part of the screen where the image is placed, also if this varies pixel-by-pixel as in the case of a background image .
The default images for this meta-template are in PNG format instead of SVG format. The main reason is that some older web browsers have trouble with the transparent background that MediaWiki renders for SVG images. The PNG images here have hand-optimised transparent background colour so they look good in all browsers.
A color spectrum image with an alpha channel that falls off to zero at its base, where it is blended with the background color.. In computer graphics, alpha compositing or alpha blending is the process of combining one image with a background to create the appearance of partial or full transparency. [1]
Background color: background color: Defines the background color between the border of the box and the images. Changing the background can be bad for accessibility, avoid when possible. Example #EEFFGG or red: String: optional: Caption alignment: caption_align: no description. Suggested values left center right Default left Example left/right ...