body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: #f0f0f0;
    color: #333;
}

header, .navbar, .content-section, .vertical-form {
    margin: 0;
}

header {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 15px;
}

.navbar {
    background-color: #555;
    overflow: hidden;
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.content-section {
    padding: 20px;
    flex: 1;
}

.vertical-form {
    display: flex;
    justify-content: flex-start;
}

.form {
    max-width: 400px;
    margin: 0 auto;
}

.form label,
.form input,
.form textarea {
    display: block;
    margin-bottom: 10px;
}

.form textarea {
    resize: vertical;
}

.navbar-item {
    flex: 1;
}

.navbar-item a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 0;
    text-decoration: none;
    transition: background-color 0.3s, color 0.3s;
}

.navbar-item a:hover {
    background-color: #777;
}

.content-section {
    padding: 20px;
    flex: 1;
}

.topic-columns {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.left-column,
.right-column {
    width: 48%;
}

.divider {
    width: 2px;
    background-color: rgba(0, 0, 0, 0.5);
    margin: 0 20px;
}

.section-divider {
    width: 100%;
    border-top: 2px solid rgba(0, 0, 0, 0.5);
    margin: 20px 0;
}

.topic-image,
.example-description {
    font-size: 14px;
}

.topic-image,
.example-image,
.topic-image-aesthetic,
.tuning-aesthetic-image {
    max-width: 50%;
    height: auto;
    border-radius: 8px;
    margin-top: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.left-column h2,
.right-column h2 {
    text-decoration: underline;
}

.image-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    margin-top: 10px;
}

.image-source,
.reference {
    margin: 0;
}

.footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 20px;
}

.centered-image {
    width: 44%;
    height: 160px;
    max-height: 180px;
}

.tuning-aesthetic-image.centered-image {
    max-width: 40%;
    margin: 20px;
    display: inline-block;
}

body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: #f0f0f0;
    color: #333;
}

header, .navbar, .content-section, .vertical-form, footer {
    margin: 0;
}

header {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 15px;
}

.navbar {
    background-color: #555;
    overflow: hidden;
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* ... existing styles ... */

.content-section {
    padding: 20px;
    flex: 1;
}

.vertical-form {
    text-align: left;
}

.form {
    max-width: 400px;
    margin: 0 auto;
}

.form label,
.form input,
.form textarea {
    display: block;
    margin-bottom: 10px;
}

.form textarea {
    resize: vertical;
}

.footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 20px;
}

.additional-content {
    text-align: center;
}

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

.additional-content a:hover {
    text-decoration: underline;
}