body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #0B0B3D;
    background: #F1ECFF;
}

header {
    background-color: #BA9FFF;
    color: #0B0B3D;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.logo {
    font-size: 24px;
    font-weight: bold;
}

.logo a{
    text-decoration: none;
    color: #0B0B3D;
}

.nav-buttons {
    display: flex;
    gap: 10px;
}

.nav-buttons a {
    text-decoration: none;
    color: #0B0B3D;
    background-color: #CFBDFF;
    padding: 10px 15px;
    border-radius: 10px;
    transition: background-color 0.3s, transform 0.3s;
    font-weight: bold;
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.1);
}

.nav-buttons a:hover {
    background-color: #E0D4FF;
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
}

    h2 {

        text-align: center;
        font-size: 40px;
        margin: 35px;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    .grid-container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
    }

    .billet {
        background-color: #CFBDFF;
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s, box-shadow 0.3s;
    }

    .billet h3 {
        font-size: 20px;
        margin-bottom: 10px;
    }

    .billet p {
        font-size: 14px;
        margin: 5px 0;
    }

    .billet a {
        display: inline-block;
        margin-top: 10px;
        text-decoration: none;
        color: #0B0B3D;
        background-color: #BA9FFF;
        padding: 10px 15px;
        border-radius: 5px;
        transition: background-color 0.3s, transform 0.3s;
    }

    .billet a:hover {
        background-color: #E0D4FF;
        transform: scale(1.05);
    }

    .billet:hover {
        transform: translateY(-5px);
        box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
    }