body {
    margin: 0;
    padding: 0;
    background-color: #1e1e1e;
    font-family: 'SF Mono', 'Menlo', 'Monaco', 'Courier New', monospace;
    color: #ffffff;
    line-height: 1.6;
}
.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px 40px;
    background-color: rgba(20, 20, 20, 0.95);
    border-radius: 10px;
    border: 1px solid #333;
}
h1, h2, h3, h4 {
    color: rgb(159, 222, 161);
    margin-top: 30px;
}
h1 { text-align: center; font-size: 32px; }
p { font-size: 16px; margin-bottom: 15px; }
code {
    background-color: #2d2d2d;
    padding: 2px 6px;
    border-radius: 4px;
    color: #ffbd2e;
    font-size: 14px;
}
pre {
    background-color: #1a1a1a;
    padding: 15px;
    border-radius: 5px;
    border: 1px solid #333;
    overflow-x: auto;
}
pre code {
    background: none;
    color: #aaa;
    padding: 0;
}
ul { padding-left: 20px; }
li { margin-bottom: 10px; }
.back-link {
    display: block;
    text-align: center;
    margin-top: 40px;
    color: #888;
    text-decoration: none;
    border: 1px solid #333;
    padding: 10px;
    border-radius: 5px;
    transition: 0.2s;
}
.back-link:hover {
    color: rgb(59, 219, 107);
    border-color: rgb(59, 219, 107);
}