HTML
            


            
PUG
            
.collapse-block.light
  button.collapse-handler(type="button", data-toggle="collapse", data-target="#collapse-cnt-3", aria-expanded="false", aria-controls="#collapse-cnt-3") Titre bloc 
    strong information accordéon light
    .details
  .collapse.collapse-content#collapse-cnt-3 Contenu bloc information accordéon light