#site-menu, #site-info, #back-to-top-container, #site-logo svg, 
#single-post-share-container, i, #pagination, .single-post-meta,
.copy-button, .single-post-image, .course-info {
    display: none;
}

#site-header {
    margin-bottom: 20pt;
}

#site-logo a {
    color: #000;
    text-decoration: none;
    font-weight: bold;
    font-size: 18pt;
    text-transform: uppercase;
}

a:link,
a:visited {
    color: #000;
    text-decoration: none;
}

body {
    font-size: 14pt;
    line-height: 1.5;
    color: #000;
    background: #fff;
    font-family: system, -apple-system, ".SFNSText-Regular", "San Francisco", "Roboto", "Segoe UI", "Helvetica Neue", "Lucida Grande", sans-serif;
}

pre,
code,
samp,
kbd {
    font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 12pt;
    color: #000;
}

pre {
    white-space: pre-wrap;
    word-break: break-word;
}

pre code {
    font-size: 12pt;
    line-height: 1.4;
    color: #000;
    display: block;
    padding: 1em;
    border: 1px solid #ddd;
    background-color: #fff;
}

#course-items ul {
    list-style-type: none;
    padding: 0;
    margin: 1em 0;
}

#course-items li {
    margin: 0.5em 0;
}