/* Reset styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* General styles */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header styles */
header {
    background-color: #ddd;
    color: black;
    padding: 1mm 0;
    text-align: center;
}

header h1 {
    margin-bottom: 0.5em;
}

/* Section styles */
.section {
    padding: 2em 0;
    border-bottom: 1px solid #ddd;
}

.section h2 {
    text-align: center;
    margin-bottom: 1em;
}

.section p {
    text-align: center;
    font-size: 1.1em;
}

/* Footer styles */
footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1em 0;
    margin-top: 2em;
}

/* Embedded notebook styles */
iframe {
    margin-top: 1em;
    border-radius: 8px;
}