.whatsapp-btn{position:fixed;bottom:2rem;right:2rem;z-index:900;display:flex;align-items:center;justify-content:center;width:52px;height:52px;background:var(--color-primary);border-radius:50%;box-shadow:0 4px 16px rgb(0 0 0 / .25);transition:background var(--transition),transform var(--transition),box-shadow var(--transition)}.whatsapp-btn:hover{background:#163040;transform:translateY(-2px);box-shadow:0 6px 20px rgb(0 0 0 / .3)}.whatsapp-btn__icon{width:28px;height:28px;fill:#25D366;flex-shrink:0}@media (max-width:480px){.whatsapp-btn{bottom:1.25rem;right:1.25rem;width:46px;height:46px}.whatsapp-btn__icon{width:24px;height:24px}}