.sr-whatsapp {
    position: fixed;
    right: 25px;
    bottom: 25px;

    width: 60px;
    height: 60px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: #25D366;
    border-radius: 50%;

    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.20);

    z-index: 9999;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
}

.sr-whatsapp:hover {
    background: #25D366;

    transform: scale(1.08);

    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.28);
}

.sr-whatsapp-icon {
    width: 32px;
    height: 32px;

    object-fit: contain;
}