<fieldset class="form-group">
                <div class="row">
                    <legend class="col-form-label col-sm-2 pt-0">Choose your sex:</legend>
                    <div class="col-sm-10">
                        <div class="form-check">
                            <input class="form-check-input" type="radio" name="gridRadios">
                            <label class="form-check-label">Male</label>
                        </div>
                        <div class="form-check">
                            <input class="form-check-input" type="radio" name="gridRadios">
                            <label class="form-check-label">Female</label>
                        </div>
                    </div>
                </div>
            </fieldset>