body {
    font-family: 'Courier New', monospace;
    background: #f7f7f7;
    color: #111;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

header {
    margin-bottom: 40px;
}

h1 {
    margin-bottom: 0;
    font-size: 2.2em;
}

.subtitle {
    margin-top: 5px;
    color: #555;
}

nav {
    margin-top: 20px;
    padding-left: 10px;
    display: flex;
    justify-content: center;   /* center links horizontally */
    align-items: center;
    gap: 40px;                 /* space between links */
}


nav a {
    text-decoration: none;
    color: #111;
    font-weight: 500;
    font-size: 16px;
    position: relative;
    transition: color 0.3s ease;
}

nav a:hover {
    text-decoration: underline;
}

h2 {
    border-bottom: 1px solid #ccc;
    padding-bottom: 5px;
    margin-top: 40px;
}



footer {
    margin-top: 60px;
    font-size: 0.9em;
    color: #555;
}