li.offers>a>.titulo{
text-transform: uppercase;
}

/*hover subcategorias*/
.full.menu .conteiner li.all-categories.com-filho .nivel-dois .titulo:hover {
    color: #35d7af; }
<!-- WhatsApp flutuante -->
<a href="https://wa.me/55SEUNUMEROAQUI" target="_blank" 
   style="position:fixed;bottom:20px;right:20px;z-index:999;">
  <img src="https://i.imgur.com/ryESu5T.png" width="60" height="60" style="border-radius:50%;">
</a>