title: Top horizontal menu Prestashop 1.6
body: <p>Recently I started a small online shop and I have a problem with the top horizontal menu in Prestashop 1.6.</p>
  
  <p>When I activate the Top horizontal menu is not horizontal, is vertical. It's like it does not have css style.</p>
  
  <p>Can you help me with this issue please ?</p>
  
  <p><img src="https://i.stack.imgur.com/ecOu4.jpg" alt="enter image description here"></p>