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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 40px;
}

h1 {
    font-size: 2em;
    margin-bottom: 20px;
    color: #222;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}

h2 {
    font-size: 1.5em;
    margin-top: 30px;
    margin-bottom: 15px;
    color: #333;
}

h3 {
    font-size: 1.25em;
    margin-top: 25px;
    margin-bottom: 10px;
    color: #444;
}

p {
    margin-bottom: 15px;
}

ul, ol {
    margin-bottom: 15px;
    padding-left: 30px;
}

li {
    margin-bottom: 8px;
}

a {
    color: #0066cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

code {
    background-color: #f4f4f4;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9em;
}

pre {
    background-color: #f4f4f4;
    padding: 15px;
    border-radius: 6px;
    overflow-x: auto;
    margin-bottom: 15px;
}

pre code {
    padding: 0;
    background-color: transparent;
}

blockquote {
    border-left: 4px solid #ddd;
    padding-left: 20px;
    margin: 15px 0;
    color: #666;
    font-style: italic;
}

hr {
    border: none;
    border-top: 1px solid #eee;
    margin: 30px 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 15px;
}

th, td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}

th {
    background-color: #f4f4f4;
}