zig Tryit Editor

<!DOCTYPE html>
<html lang="zh" class="svg no-js">

<div class="container">
  <h2>Column Sizing</h2>
  <p>The form below shows input elements with different widths using different .col-xs-* classes:</p>
  <form>
    <div class="form-group row">
      <div class="col-xs-2">
        <label for="ex1">col-xs-2</label>
        <input class="form-control" id="ex1" type="text">
      </div>
      <div class="col-xs-3">
        <label for="ex2">col-xs-3</label>
        <input class="form-control" id="ex2" type="text">
      </div>
      <div class="col-xs-4">
        <label for="ex3">col-xs-4</label>
        <input class="form-control" id="ex3" type="text">
      </div>
    </div>
  </form>
</div>

</body>

</html>