bootstrap radio button
<div class="form-check"> <input class="form-check-input" type="radio" name="exampleRadios" id="exampleRadios1" value="option1" checked> <label class="form-check-label" for="exampleRadios1"> Default radio </label> </div> <div class="form-check"> <input class="form-check-input" type="radio" name="exampleRadios" id="exampleRadios2" value="option2"> <label class="form-check-label" for="exampleRadios2"> Second default radio </label> </div> <div class="form-check disabled"> <input class="form-check-input" type="radio" name="exampleRadios" id="exampleRadios3" value="option3" disabled> <label class="form-check-label" for="exampleRadios3"> Disabled radio </label> </div>