Enlarge or reduce image and/or text size in a browser page.
Internet Explorer and Mozilla Firefox: How to use the Zoom-in Zoom-out Feature. http://www.itg.ias.edu/content/internet-explorer-and-mozilla-firefox-how-use-zoom-feature
Chrome Browser: How to use the Zoom-in Zoom-out Feature
https://support.google.com/chrome/answer/96810?hl=en
Select custom zoom sizes other browsers use browser help system.
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