/* Estiliza o fundo do loading */
#loading {
    position: fixed;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    display: none; /* Começa oculto */
}

/* Estiliza o spinner */
.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Animação do spinner */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}