.wa-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.wa-float a {
    display: block;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    line-height: 60px;
    box-shadow: 2px 2px 3px #999;
}

.wa-float a:hover {
    background-color: #128c7e;
}

.wa-float img {
    width: 30px;
    height: 30px;
    margin-top: 15px;
}