Bootstrap modal overflow

by xylab

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/jasny-bootstrap/3.1.1/css/jasny-bootstrap.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/jasny-bootstrap/3.1.1/js/jasny-bootstrap.js"></script>
<!-- Button trigger modal -->
<button class="btn btn-primary btn-lg" data-toggle="modal" data-target="#myModal">
  Cтраница с попапом
</button>

<div id="myModal" class="modal fade">
  <div class="modal-dialog">
    <div class="modal-content">
      <div class="modal-header">
        <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
        <h4 class="modal-title">Попап!</h4>
      </div>
      <form action="#" method="post" role="form">
        <div class="modal-body">
          <input type="text" class="form-control" name="name" placeholder="Имя">
          <input type="text-area" class="form-control" name="comment" placeholder="Комментарий">


        </div>
        <div class="modal-footer">
          <button type="button" class="btn btn-default" data-dismiss="modal">Закрыть</button>
          <button type="submit" class="btn btn-primary">Отправить</button>
        </div>
      </form>
    </div>
    <!-- /.modal-content -->
  </div>
  <!-- /.modal-dialog -->
</div>
<!-- /.modal -->

CSS

.modal-body {
  max-height: calc(100vh - 210px);
  overflow-y: auto;
}

.form-control {
  margin-bottom: 10px;
}