The Hallo Festspiele is a festival taking place for several years now and focusses on experimental music, as well as the auditive experience in the given venues, like the industrial monument Kraftwerk Bille. Besides the informative aspects, the website acts as digital, graphical and interactive music instrument. The users movement on the website leaves traces which invert the background. The position of the cursor manipulates the hearable sinuscurve. The websites classification in squares defines the grid for the typographical concept. The combination of all elements is the base for the corporate identity.