Organize your tabs using Tab Stacks (just drag a single tab to another for easy multiple grouping). Adapt the Interface as you browse the web (the web browser’s color scheme adapts to the surroundings of the web you browse).Customize Everything, including the location of the browser tabs or address bars.This browser also allows users to customize the appearance of UI elements such as background color, overall theme, address bar and tab positioning, and start pages. Also a color scheme that changes according to the background and design of the visited web page. It has a minimalistic user interface with basic icons and fonts. Vivaldi’s aim is to revive the old, popular features of Opera 12 as well as introduce new and more innovative ones. The browser is aimed at staunch technologists, heavy Internet users, and previous Opera web browser users disgruntled by Opera’s transition from the Presto layout engine to the Blink layout engine, which removed many popular features in the process. It is company founded by the former Opera Software cofounder and CEO Jon Stephenson von Tetzchner. Vivaldi is a freeware advanced Chromium-based web browser developed by Vivaldi Technologies.