There is feature in many browsers to change the size of actual site. But the main defect remains in its place as the size of address bar remains in static size, which can create problem for those users who have some problem in screen resolution. There is an extension which has solved the problem, Make Address Bar Front Size Bigger is the extension which works very cleanly without teasing site's CSS. The Make Font Size Bigger Pack is a Firefox add-on that will automatically increase the font size of the fonts in the Firefox address bar, tab bar and status bar. Firefox users can also download the Make Address Bar Bigger. Just simply download and install it and then write any URL in address bar it will appear bigger than normal size.