.iframe_call_my_friend {
    z-index: 400;
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: block;
    border: none;
    border-radius: 10px;
    transition: 0.3s;
    transform-origin: bottom right;
    box-shadow: 0px 0px 46px -6px rgba(0, 0, 0, 0.19);
}
.iframe_call_my_friend_none{
    scale: 0;
}