body {
    background-color: #1a1a1a;
    color: #e0e0e0;
    font-family: 'Courier New', Courier, monospace;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.container {
    text-align: center;
    background-color: #2a2a2a;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 255, 135, 0.2);
    border: 1px solid #00ff87;
}
h1 { color: #00ff87; }
a { color: #00ff87; text-decoration: none; margin: 0 10px; }
a:hover { text-decoration: underline; }
input, button {
    padding: 10px;
    margin-top: 20px;
    border: 1px solid #00ff87;
    background-color: #1a1a1a;
    color: #e0e0e0;
    border-radius: 4px;
}
button { cursor: pointer; background-color: #00ff87; color: #1a1a1a; font-weight: bold; }
.footer { font-size: 0.8em; color: #888; margin-top: 30px; }