Select

                  
                    <select class="form-select form-select-sm" aria-label="Default select example">
                      <option selected>Open this select menu</option>
                      <option value="1">One</option>
                      <option value="2">Two</option>
                      <option value="3">Three</option>
                    </select>

                    <select class="form-select" aria-label="Default select example">
                      <option selected>Open this select menu</option>
                      <option value="1">One</option>
                      <option value="2">Two</option>
                      <option value="3">Three</option>
                    </select>

                    <select class="form-select form-select-lg" aria-label="Default select example">
                      <option selected>Open this select menu</option>
                      <option value="1">One</option>
                      <option value="2">Two</option>
                      <option value="3">Three</option>
                    </select>
                  
                

                  
                    <select class="form-select" aria-label="Disabled select example" disabled>
                      <option selected>Open this select menu</option>
                      <option value="1">One</option>
                      <option value="2">Two</option>
                      <option value="3">Three</option>
                    </select>
                  
                

                  
                    <select class="form-select" multiple aria-label="multiple select example">
                      <option selected>Open this select menu</option>
                      <option value="1">One</option>
                      <option value="2">Two</option>
                      <option value="3">Three</option>
                    </select>
                  
                

                  
                    <select class="form-select" size="3" aria-label="size 3 select example">
                      <option selected>Open this select menu</option>
                      <option value="1">One</option>
                      <option value="2">Two</option>
                      <option value="3">Three</option>
                    </select>