body {
    background-color: #000000;
    color: #ffffff;
    font-family: "Courier New", Courier, monospace;
    margin: 0;
    padding: 0;
}

.container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 200px;
    padding: 20px;
    border-right: 2px solid #ffffff;
}

.sidebar h3 {
    border-bottom: 1px solid #ffffff;
    padding-bottom: 10px;
    margin-top: 0;
}

.sidebar ul {
    list-style-type: none;
    padding: 0;
}

.sidebar li {
    margin: 15px 0;
}

.sidebar a {
    color: #00ff00;
    text-decoration: none;
}

.sidebar a:hover {
    color: #ffff00;
    text-decoration: underline;
}

.main {
    width: 200px;
    flex: 1;
    padding: 30px;
}

.main h1 {
    border-bottom: 2px solid #ffffff;
    padding-bottom: 10px;
}

hr {
    border: 1px solid #333333;
}

code { 
    color: #00ff00;
    font-weight: bold;
}

details>summary {
    color: #00ff00;
    list-style-type: '** '
}

details[open]>summary {
    list-style-type: '°° ';
}

details>summary:hover {
    color: #ffff00;
}

blockquote {
    font-style: italic;
    position: fixed;
    bottom: 0;
}

.guide {
    max-width: 600px;
}

.poem {
    max-width: 600px;
    text-align: center;
}

.poem hr {
    margin: 40px auto;
    width: 300px;
}
.title {
    font-size: 24px;
    color: #00ff00;
    letter-spacing: 4px;
}