Responsive Bootstrap Grids Responsive Bootstrap Grids has no unnecessary extras. It has a neat, vector and minimalistic appearance that won’t divert your attention from the design. You can quickly lay out the content, design the interface and create the aesthetic patterns without hassle. Feel free to use these elements for your presentations, galleries, crafts, mockups and so on. For Bootstrap 3, there’s a myriad of good templates, but for the upcoming Bootstrap 4 there is not much around yet.