.float{
        position: fixed;
        width: 60px;
        height: 60px;
        bottom: 40px;
        left: 30px;
        background-color: #25d366;
        color: #FFF;
        border-radius: 50px;
        text-align: center;
        font-size: 30px;
        box-shadow: 2px 2px 3px #999;
        z-index: 100;
    }
    
    .my-float{
            margin-top:16px;
    }