body {
    background: #000;
    color: #ffff00;
    font-family: monospace;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

#nav {
    padding: 8px;
    text-align: center;
    border-bottom: 2px solid #ffff00;
    background: #0000ff;
}

#nav button {
    background: #0000ff;
    color: #fff;
    border: 2px solid #ffff00;
    padding: 8px 16px;
    margin: 0 20px;
    font-size: 16px;
    min-width: 140px;
    cursor: pointer;
}

#nav button:hover {
    background: white;
    color: #0000ff;
}

pre {
    flex: 1;
    white-space: pre-wrap;
    font-size: 18px;
    line-height: 1.42;
    padding: 15px 20px;
    margin: 0;
    overflow: auto;
    background: #000;
    text-align: center;
}

.svt-header {
    background: #0000ff;
    color: #fff;
    padding: 4px 10px;
    display: inline-block;
    font-weight: bold;
    margin-bottom: 8px;
}

.page-number {
    background: #0000ff;
    color: #fff;
    padding: 2px 8px;
    font-weight: bold;
    display: inline-block;
    margin-right: 12px;
}

.yellow {
    color: #ff0;
    font-weight: bold;
}

.page-link {
    color: #ffff00;
    text-decoration: underline;
    cursor: pointer;
    font-weight: bold;
    padding: 0 2px;
    text-shadow: #2b2b00 1px 1px 2px;
}

.page-link:hover {
    background: #ffff00;
    color: #000;
}