Yep, I know there are other questions like these. I checked each one, but I'm not getting what I'm doing wrong.
My own template is located at:
src/Grit/GritWsBundle/Resources/views/layoutBase.html.twig
Which contains (hidden unnecessary markups):
<!DOCTYPE html>
<html>
<head></head>
<body>
<div class="container">
{% block content %}
{% endblock %}
</div>
</body>
</html>
Then, following the documentation I have created this structure to override FOSUserBundle template:
src/Grit/GritWsBundle/Resources/FOSUserBundle/views/layout.html.twig
In this file I'm extending the layoutBase.html.twig:
{% extends 'GritGritWsBundle::layoutBase.html.twig' %}
{% block content %}
<div class="row">
<div class="col-md-4 col-md-offset-4">
<div class="login-panel panel panel-default">
<div class="panel-heading">
<h3 class="panel-title">Please Sign In</h3>
</div>
<div class="panel-body">
{% block fos_user_content %}
{% endblock %}
</div>
</div>
</div>
</div>
{% endblock %}
I have already cleared the cache, installed and 'dump' assets.
Somehow it's not working, doesn't take effect. Can someone help me?