demo android app

design a nice looking app which does the following: screen1: select category list predefined category 1-10 (stored in local store) screen2: list sub category of selected category list predefined subcategory 1-1-10 (same store) screen3: show heading of subcategory x-x-xx summary: category > sub-category > single page heading theme colour please use the freelancer colours grey - light blue - white. make sure pause / back / home buttons are all working. thanks