The general idea with well built responsive design is to build a site that works at any width, reflowing as things would break. You can try it by just resizing

The general idea with well built responsive design is to build a site that works at any width, reflowing as things would break. You can try it by just resizing the window of most popular sites to be progressively smaller. It’s honestly been a significant improvement over dedicated mobile layouts and for the most part works pretty well.