.content-box {
    background-color: rgba(255, 255, 255, 0.9); /* Fundo branco com leve transparência */
    padding: 100px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Sombra suave */
}
.whatsapp-link {
    display: inline-block;
    margin-top: 20px;
    text-decoration: none;
    color: #25d366;
    font-size: 24px;
}
.whatsapp-link i {
    margin-right: 8px;
}