.float{
    position:fixed;
    width:55px;
    height:55px;
    bottom:110px;
    left:10px;
    background-color:#25d366;
    color:#FFF;
    border-radius:50px;
    text-align:center;
  font-size:38px;
    box-shadow: 2px 2px 3px #999;
  z-index:100;
}
.my-float{
    margin-top:10px;
}