/* Basic styling for the sidebar and ad spaces */
.sidebar {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.ad-space {
    background-color: #e9ecef;
    border: 1px solid #ccc;
    padding: 10px;
    margin-bottom: 15px;
    text-align: center;
}

/* Make embedded PDFs scrollable */
.pdf-viewer {
    overflow: auto;
    max-height: 600px;
}

/* Make the page content more readable */
h2 {
    font-size: 24px;
    margin-bottom: 20px;
}

.pdf h3 {
    font-size: 20px;
}

footer {
    background-color: #f8f9fa;
    padding: 10px;
    color: #777;
}