Add border lines to bootstrap grid - html

Question

enter image description hereI have a grid created using class col-md-3 which have 3 columns:
<div ng-repeat='(key, value) in permissionsViewContent' class="row">
<div class="tree_content_permissions_title">
<span> {{key}}</span>
</div>
<div ng-repeat="val in value"
class="col-md-3 tree_content_permissions">
<label class="checkbox"> <input type="checkbox">
{{val}}
</label>
</div>
</div>
this grid created from a list of values. I want my grid to have border line after each row in my grid. How can I do it using css?
Thanks,

Answer 1

Simply you can use <hr/> tags where you want
You can use like this:
DEMO
<div class="row">
<div class="tree_content_permissions_title">
<span>asd</span>
</div>
<div class="row">
<div class="col-md-3 tree_content_permissions">
<label class="checkbox">
<input type="checkbox" value="sadfdsf" />
sdfsdf
</label>
</div>
<div class="col-md-3 tree_content_permissions">
<label class="checkbox">
<input type="checkbox" />
sdfsdf
</label>
</div>
<div class="col-md-3 tree_content_permissions">
<label class="checkbox">
<input type="checkbox" />
sdfsdf
</label>
</div>
</div>
<hr />
<div class="row">
<div class="col-md-3 tree_content_permissions">
<label class="checkbox">
<input type="checkbox" value="sadfdsf" />
sdfsdf
</label>
</div>
<div class="col-md-3 tree_content_permissions">
<label class="checkbox">
<input type="checkbox" />
sdfsdf
</label>
</div>
<div class="col-md-3 tree_content_permissions">
<label class="checkbox">
<input type="checkbox" />
sdfsdf
</label>
</div>
</div>
<hr />
</div>

Answer 2

What about adding this then DEMO
<div ng-repeat='(key, value) in permissionsViewContent'>
<div class="row">
<div class="tree_content_permissions_title">
<span> {{key}}</span>
</div>
<div ng-repeat="val in value"
class="col-md-3 tree_content_permissions">
<label class="checkbox"> <input type="checkbox">
{{val}}
</label>
</div>
</div>
<hr>
</div>