Envision a strikingly tall, circular building that emerges vividly against a bustling city street, encapsulating the enchanting realm of Pixar-style animation. Each floor proudly displays a dynamic array of cartoon characters, rendered beautifully in CGI resembling a scene lifted straight from a high-quality animated feature film. The building itself is awash in vibrant hues of orange and red, while the character designs, reminiscent of 3D game graphics, pulsate with life and motion. It features an overall design that melds elements of a theme park with video game aesthetics, presenting an ever-changing digital tapestry on massive screens that cover its facade. This playful, colorful atmosphere is complemented by the background of daylit city streets, enhancing the fantastical feel. This setting not only captures the imagination but also serves as an inspiring example for enthusiasts exploring how to create high-end AI art, merging architectural innovation with advanced digital animation techniques.