.collapsible-btns{
    position:fixed;right:15px;bottom:15px;
    display:flex;flex-direction:column;align-items:center;gap:10px;
    z-index:9999
}
.circle-btn{
    width:50px;height:50px;border-radius:50%;
    display:flex;justify-content:center;align-items:center;
    color:#fff!important;font-size:20px;text-decoration:none;
    box-shadow:0 3px 5px rgba(0,0,0,.2);
    transition:transform .2s ease,box-shadow .2s ease
}
.circle-btn:hover{transform:scale(1.15);box-shadow:0 5px 10px rgba(0,0,0,.3)}
.btn-phone   {background:#34d859}
.btn-telegram{background:#0088cc}
.btn-whats   {background:#25d366}
@media(max-width:480px){.circle-btn{width:42px;height:42px;font-size:18px}}