.unit-contact-float{position:fixed;right:20px;bottom:20px;z-index:1080;display:flex;flex-direction:column;gap:10px}
.unit-contact-float a{display:flex;align-items:center;justify-content:center;gap:8px;min-width:160px;padding:12px 16px;border-radius:999px;color:#fff;text-decoration:none;font-weight:700;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.unit-contact-float .btn-zalo{background:linear-gradient(135deg,#0ea5e9,#2563eb)}
.unit-contact-float .btn-tele{background:linear-gradient(135deg,#22c55e,#06b6d4)}
.unit-contact-float i{font-size:18px}
@media (max-width: 768px){.unit-contact-float{right:14px;bottom:14px}.unit-contact-float a{min-width:auto;padding:12px 14px;font-size:13px}}

/* Mobile fullfix: do not cover content on phones/tablets. */
@media (max-width:991.98px){
  .unit-contact-float{display:none!important;visibility:hidden!important;pointer-events:none!important;}
}