.btn-atualizar {
    background-color: #007bff !important;
    border-color: #007bff !important;
    color: white !important;
    transition: all 0.2s ease; /* suaviza a transição */
}

    .btn-atualizar:hover {
        background-color: #2e8eff !important; /* azul mais claro/desbotado */
        border-color: #2e8eff !important;
        color: white !important;
        transform: translateY(-2px);
        filter: brightness(1.08);
    }