/* Q1. Bouton animé */


button {
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    border: none;
    cursor: pointer;

    transition: background-color 0.3s ease, transform 0.2s;
}

button:hover {
    background-color: #0056b3;
    transform: scale(1.1);
}


@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 40px;
    height: 40px;

    animation: spin 1s linear infinite;
}