Set heights using classes like `.form-control-lg`, and set widths using grid column classes like `.col-lg-*`.
{% example html %}
-<input class="form-control form-control-lg" type="text" placeholder=".input-lg">
+<input class="form-control form-control-lg" type="text" placeholder=".form-control-lg">
<input class="form-control" type="text" placeholder="Default input">
-<input class="form-control form-control-sm" type="text" placeholder=".input-sm">
+<input class="form-control form-control-sm" type="text" placeholder=".form-control-sm">
{% endexample %}
{% example html %}