.wac-whatsapp-button {
    position: fixed !important;
    z-index: 2147483647 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    box-sizing: border-box !important;
    border-radius: 50% !important;
    background: #25D366 !important;
    color: #fff !important;
    text-decoration: none !important;
    line-height: 1 !important;
    box-shadow: 0 4px 14px rgba(0,0,0,.22) !important;
    transition: transform .18s ease, box-shadow .18s ease !important;
    -webkit-tap-highlight-color: transparent;
}

.wac-whatsapp-button:hover {
    color: #fff !important;
    text-decoration: none !important;
    transform: scale(1.07);
    box-shadow: 0 6px 18px rgba(0,0,0,.28) !important;
}

.wac-whatsapp-button:focus-visible {
    outline: 3px solid rgba(37, 211, 102, .45) !important;
    outline-offset: 3px;
}

.wac-whatsapp-icon {
    width: 58%;
    height: 58%;
    display: block;
}

@media (max-width: 767px) {
    .wac-whatsapp-button {
        bottom: max(14px, env(safe-area-inset-bottom)) !important;
        width: 54px !important;
        height: 54px !important;
    }
}