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abu mottalib33
Apr 05, 2022
In General Discussions
Normal text contrast is at least 7:1. and bold text is at least 4.5:1. If the pre-recorded audio is mostly speech, there should be no background noise, or the difference between background noise and speech should be at least 20 dB. Musical content is exempt. The user must be able to modify the format of text blocks so that: foreground and background colors are user selectable, paragraphs do not exceed 80 characters or 40 Chinese/Japanese/Korean glyphs, the line spacing is at least 1.5 and the paragraph spacing is at least 3, Text does not force the user to scroll horizontally when resized up to 200%. Text images are purely for decoration. Logos are exempt. All features of a website are accessible only with a keyboard interface. No function on a website should be time-sensitive unless it relates to individual email list real-world events. Any non-urgent interruption can be interrupted or rejected by the user. When a session expires, users should be able to re-authenticate and resume entering information. Users should be clearly informed if data will be lost after a period of inactivity, and an option should be provided to save user data and continue at a later date. Animated movements are not essential for conveying information. Animations can be disabled. When web pages are a connected whole, there must be a clear visual and programmatic indication of a user's location. The text of a link must identify the purpose of a link. The text is organized with HTML heading tags. Buttons and other pointer targets must be at least 44 pixels by 44 pixels. Alternate entry modes can only be blocked programmatically when the restriction is necessary for valid security purposes. Foreign borrowings, idioms, and technical jargon are defined with text markup or by links to an appropriate dictionary.
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