.float-button {
    text-decoration: none;
    position: fixed;
    padding: 10px;
    padding-right: 15px;
    bottom: 30px;
    left: 25px;
    /* right: 30px; */
    color: #fff;
    background-color:#25D366;
    border-radius: 30px 25px 25px 5px;
    z-index: 100;
    font-family: Arial;
    font-size: 17px;
    animation: whatsapp-animation 0.5s ease-in-out;
    box-shadow: 1px 2px 5px 2px rgba(30,30,30,0.3);
    transition:all 0.3s ease-out;
}

.float-button:hover {
     background-color: #128C7E;
      color: #fff;
}

.fa-whatsapp {
    font-size: 20px !important;
    padding-right: 5px;
    padding-left: 5px;
}

@keyframes whatsapp-animation {
    from {
        opacity: 0%;
    }

    to {
        opacity: 100%
    }
}

@media screen and (max-width: 545px) {
    span {
        display: none;
    }

    .float-button {
        bottom: 15px;
        right: 15px;
        width: 20px;
        border-radius: 30px 25px 25px 5px;
    }

    .fa-whatsapp {
        font-size: 22px !important;
        padding: 4px;
    }
}