.whatsapp_float{
    position:fixed;
    width:60px;
    height:60px;
    bottom:70px;
    right:70px;
    background-color:#25d366;
    color:#FFF;
    border-radius:50px;
    text-align:center;
    align-items:center;
    font-size:50px;
    box-shadow:2px 2px 3px #999;
    z-index:100;
}

.whatsapp_icon{
    margin-top:16px;
    
}
/* for mobile */
@media screen and (max-width:768px){
    .whatsapp_icon{
        margin-top:16px;
}
.whatsapp_float{
    width:50px;
    height:50px;
    bottom:100px;
    right:16px;
    font-size:33px;
    
}
    
}