n>
    </select>
    <label for="day" class="visuallyhidden">Day</label>
    <input type="text" class="day" id="day" placeholder="31" pattern="\d{0,2}" required/>
    <label for="year" class="visuallyhidden">Year</label>
    <input type="text" class="year" id="year" placeholder="1999" pattern="\d{4}" required/>
  </form>
  <ol class="chart years group">
    <li></li>
    <li></li>
    <li></li>
    <li></li>
    <li></li>
    <li></li>
    <li></li>
    <li></li>
    <li></li>
    <li></li>
    <li></li>
  