body {
    font-family: sans-serif;
    margin: 0;
    background-color: #f0f2f5;
    color: #333;
}

header {
    background-color: #fff;
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

main {
    padding: 20px;
}

#chart-container {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

#analysis {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
}

footer {
    text-align: center;
    padding: 20px;
    margin-top: 20px;
    background-color: #fff;
    border-top: 1px solid #ddd;
}