body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    color: #333;
}

header {
    background-color: #007BFF;
    color: white;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

header p {
    margin: 10px 0 0;
    font-size: 1.2em;
}

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

section {
    margin-bottom: 30px;
}

h2 {
    color: #007BFF;
    border-bottom: 2px solid #007BFF;
    padding-bottom: 5px;
}

h3 {
    color: #333;
    margin-top: 20px;
}

pre {
    background-color: #f4f4f4;
    border: 1px solid #ccc;
    padding: 10px;
    border-radius: 15px;
    overflow-x: auto;
}

code {
    font-family: "Courier New", Courier, monospace;
    font-size: 0.9em;
    background: transparent !important;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #007BFF;
    color: white;
    margin-top: 30px;
}

footer a {
    color: white;
    text-decoration: underline;
}

#chart-section {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1em;
}

#chart-section img {
    max-width: calc(50% - 3em);
    height: auto;
    border: 1px solid #ccc;
    padding: 1em;
    border-radius: 15px;
}