.containerw-botonw{
    background-color: #2e6329;
    border: 1px solid #fff;
    position: fixed;
    z-index: 999;
    border-radius: 50%;
    bottom: 120px;
    right: 22px;
    padding: 25px;
    transition: ease 10.9s;
    animation: efecto 10.9s infinite; 
}

.containerw-botonw:hover{
    transform: scale(1.1);
    transition: 8.9s; 
}

.botonw{
    width: 50px;
    transition: ease 10s; 
}

@keyframes efecto{
    0%{
        box-shadow: 0 0 0 0 rgba(0, 0, 0, 0.85);
    }
    100%{
        box-shadow: 0 0 0 25px rgba(0, 0, 0, 0);
    }
}