Grid System

<div class="row"><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div></div><div class="row"><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div></div><div class="row"><div class="col-md-3 bg-light border py-2 mb-3 text-center">.col-md-3</div><div class="col-md-3 bg-light border py-2 mb-3 text-center">.col-md-3</div><div class="col-md-3 bg-light border py-2 mb-3 text-center">.col-md-3</div><div class="col-md-3 bg-light border py-2 mb-3 text-center">.col-md-3</div></div><div class="row"><div class="col-md-4 bg-light border py-2 mb-3 text-center">.col-md-4</div><div class="col-md-4 bg-light border py-2 mb-3 text-center">.col-md-4</div><div class="col-md-4 bg-light border py-2 mb-3 text-center">.col-md-4</div></div><div class="row"><div class="col-md-5 bg-light border py-2 mb-3 text-center">.col-md-5</div><div class="col-md-5 bg-light border py-2 mb-3 text-center">.col-md-5</div><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div></div><div class="row"><div class="col-md-6 bg-light border py-2 mb-3 text-center">.col-md-6</div><div class="col-md-6 bg-light border py-2 mb-3 text-center">.col-md-6</div></div><div class="row"><div class="col-md-1 bg-light border py-2 mb-3 text-center">.col-md-1</div><div class="col-md-11 bg-light border py-2 mb-3 text-center">.col-md-11</div></div><div class="row"><div class="col-md-2 bg-light border py-2 mb-3 text-center">.col-md-2</div><div class="col-md-10 bg-light border py-2 mb-3 text-center">.col-md-10</div></div><div class="row"><div class="col-md-3 bg-light border py-2 mb-3 text-center">.col-md-3</div><div class="col-md-9 bg-light border py-2 mb-3 text-center">.col-md-9</div></div><div class="row"><div class="col-md-4 bg-light border py-2 mb-3 text-center">.col-md-4</div><div class="col-md-8 bg-light border py-2 mb-3 text-center">.col-md-8</div></div><div class="row"><div class="col-md-5 bg-light border py-2 text-center">.col-md-5</div><div class="col-md-7 bg-light border py-2 text-center">.col-md-7</div></div>