.whatsapp-contact{
    position: fixed;
    bottom: 28px;
    right: 28px;
}

.whatsapp-contact > a{
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #25d366;
    border-radius: 50%;
    box-shadow: 1px 6px 24px 0 rgba(7,94,84,.24);
    transition: background .2s linear;
    width: 60px;
    height: 60px;
}

.whatsapp-contact > a:hover{
    background-color: #128c7e;
    transition: background 1.5s linear;
}

.whatsapp-contact > a:active{
    background-color: #128c7e;
    transition: none;
}

.whatsapp-contact > a > img{
    width: 60%;
    height: auto;
}