Linha direta vai para o site gerador de link

 

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css" /> <a href="https://whats.link/radionildonoticias" style="position:fixed;width:60px;height:60px;bottom:40px;right:40px;background-color:#25d366;color:#FFF;border-radius:50px;text-align:center;font-size:30px;box-shadow: 1px 1px 2px #888; z-index:1000;" target="_blank"> <i style="margin-top:16px" class="fa fa-whatsapp"></i> </a>