body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#main-container {
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    margin-top: 20px;
}

h1 {
    color: #2c3e50;
    margin-bottom: 30px;
}

.row {
    margin-bottom: 20px;
}

/* Style des graphiques */
.js-plotly-plot {
    border-radius: 5px;
}