<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">
body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}

.container {
    display: flex;
    flex-direction: column;
}

header {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

nav {
    background-color: #444;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

.main-content {
    flex: 1;
    display: flex;
    justify-content: space-between;
    padding: 20px;
}

.sidebar {
    flex-basis: 10%;
    padding: 20px;
}

.content {
    flex-basis: 90%;
    background-color: #fff;
    padding: 20px;
}

.aside {
    flex-basis: 20%;
    background-color: #f0f0f0;
    padding: 20px;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}
</pre></body></html>