When installing, the add-on changes the standard light design of vk.com to a dark night mode, then you adjust the VKontakte style to suit your preferences, or change it depending on your mood !!! You can share your theme or install ready-made themes for VK in one click directly from VK Full description of VK Styles functionality: Adds vk theme settings: - Interface color - Text color and size - Color and transparency of background, blocks, headers - Color and background for the menu - Block style: standard, rounded, no padding - Blocks border color Allows you to install any: - Fonts - Backgrounds, wallpapers or animated screensavers Adds Clock Adds Audio Visualizer / Equalizer Adds support for Multimedia keys for the VK player