html, body {
    margin: 0;
    padding: 0;
    background-color: #0a0a0a;
    font-family: 'Press Start 2P', 'Courier New', monospace;
    color: #00ff66;
    text-align: center;
}

.container {
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
    background-color: #111;
    border: 4px solid #fff;
    box-shadow: 4px 4px 0 #f00, -4px -4px 0 #0ff;
    text-align: left;
}

h1 {
    font-size: 1.8em;
    color: #0ff;
    text-shadow: 2px 2px #f0f;
    margin-bottom: 10px;
}

.subtitle {
    font-style: italic;
    color: #ff0;
    margin-bottom: 20px;
}

.btn {
    display: inline-block;
    margin: 5px;
    padding: 10px 20px;
    font-family: 'Press Start 2P', monospace;
    font-size: 12px;
    color: #000;
    background-color: #ff0;
    border: 3px solid #f0f;
    text-decoration: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #f0f;
    color: #fff;
}

h2 {
    color: #0ff;
    margin-top: 30px;
}

ul, ol {
    text-align: left;
    display: inline-block;
    margin: 10px auto;
    line-height: 1.5;
}

.screenshot {
    width: 80%;
    border: 3px solid #fff;
    margin-top: 10px;
}

.notice {
    border: 2px dashed #0ff;
    background-color: #111;
    padding: 10px;
    margin-top: 20px;
}

footer {
    margin-top: 40px;
    font-size: 0.8em;
    color: #888;
}