WP Opulus Pro WordPress portfolio theme. WP Opulus is a modern, highly customizable and responsive (mobile-friendly) HTML5 and CSS3 WordPress theme that allows you to change the site’s colors, frontpage layout, headers, page templates, fonts, and much more! Take advantage of the portfolio custom post-type to showcase your gallery of work. The responsive layout works with any browser so your website looks great on iPhones, Android phones, tablets and desktops. Opulus boasts an extensive custom theme options panel, up to 20 custom widgetized sidebars for your pages as well as a widgetized footer, simple social networking and script integration.