l>
                    </div>
                    <div class="form-group">
                        <label><input type="radio" name="base" value="nuc"> Nucleotides</label><br>
                        <label><input type="radio" name="base" value="aa"> Amino acids</label>
                    </div>
                    <input type="hidden" name="format" value="csv">
                    <button type="submit" class="btn btn-default">Submit</button>
                </form>

                <hr>
                <p>