#robbu-whatsapp-button {
    z-index: 9999;
    display: flex;
    position: fixed;
    /* background: #25d366; */
    bottom: 25px;
    /* border-radius: 50%; */
    width: 126px;
    height: 64px;
    /* box-shadow: 2px 2px 12px rgba(22,124,60,.2); */
    transition: .4s;
    align-items: center;
    justify-content: center;
}
#robbu-whatsapp-button>.rwb-tooltip {
    position: absolute;
    bottom: 100%;
    margin-bottom: 20px;
    border-radius: 4px;
    padding: 15px;
    color: #2d2d2d;
    font-size: 16px;
    white-space: nowrap;
    box-shadow: 2px 2px 12px rgba(0, 0, 0, .2);
    opacity: 0;
    transition: .4s;
    pointer-events: none;
}
#robbu-whatsapp-button>.rwb-tooltip:after {
    display: block;
    content: "";
    position: absolute;
    top: 85%;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 6px 7px 0 7px;
    border-color: #fff transparent transparent transparent;
    transition: .4s;
}
#robbu-whatsapp-button.left {
    left: 25px;
}
#robbu-whatsapp-button.left>.rwb-tooltip {
    left: 0;
    transform: translateX(-10%);
}
#robbu-whatsapp-button.left>.rwb-tooltip:after {
    left: 23px;
}
#robbu-whatsapp-button:not(.left) {
    left: 45px;
}
#robbu-whatsapp-button:not(.left)>.rwb-tooltip {
    left: -12px;
    transform: translateX(10%);
}
#robbu-whatsapp-button:not(.left)>.rwb-tooltip:after {
    left: 21px;
}
#robbu-whatsapp-button>img {
    display: block;
}

#robbu-whatsapp-button:hover>.rwb-tooltip {
    opacity: 1;
    transform: translateX(0);
    background-color:  white;
}
#robbu-whatsapp-button:hover>.rwb-tooltip:after {
    top: 100%;
    transition-delay: .4s;
}