#zc-modal { display: none; }
#zc-nome:focus, #zc-email:focus {
    border-color: #25D366 !important;
    box-shadow: 0 0 0 3px rgba(37,211,102,.15);
}
#zc-btn:hover { filter: brightness(1.08); }
#zc-btn:active { transform: scale(.98); }