body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 20px;
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.6;
}

.topnav {
    border-bottom: 1px solid #ccc;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.topnav a {
    color: #0066cc;
    text-decoration: none;
}

.topnav a:hover {
    text-decoration: underline;
}

.topnav a.active {
    font-weight: bold;
}

.search-container {
    margin-left: auto;
    display: flex;
    gap: 5px;
}

.search-input {
    padding: 3px 6px;
    border: 1px solid #ccc;
}

.search-btn {
    padding: 3px 8px;
    background: #f0f0f0;
    border: 1px solid #ccc;
    cursor: pointer;
}

.search-btn:hover {
    background: #e0e0e0;
}

h1 {
    font-size: 1.8em;
    margin-top: 30px;
    margin-bottom: 15px;
}

h2 {
    font-size: 1.3em;
    margin-top: 25px;
    margin-bottom: 10px;
    color: #333;
}

ul {
    padding-left: 25px;
}

li {
    margin: 5px 0;
}

.sentiment-item {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

.positive {
    color: green;
}

.negative {
    color: red;
}

.neutral {
    color: gray;
}

#average, #median {
    font-weight: bold;
    margin: 10px 0;
    padding: 10px;
    background: #f9f9f9;
    border-left: 3px solid #666;
}