.bg{
    background-image:url(bg-whats.png);
    background-size:cover;
    background-position:center;
    background-repeat: no-repeat;
}

.bg h4 a{
    font-size:2.9rem;
    text-transform:uppercase;
    font-weight:600;
    letter-spacing: 2px;
    transition:.2s ease-in-out;
}

.bg h4 a:hover{
   background-color:#128c7e;
}

.bg h4{
    margin-bottom:3rem;
}