<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<div class="nested_boxes"><form>
<div class="form-row">
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
<div class="form-group">
<div class="nested_check_in"><input name="" type="checkbox"> <label class="nested_label">Label One</label></div>
</div>
</div>
</form></div>