body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f2f5;
    display: flex;
    min-height: 100vh;
}
.sidebar {
    width: 200px;
    background-color: #36474f;
    color: white;
    padding: 20px 0;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
}

.sidebar h2 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.5em;
    color: #ffd700;
}
.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-item a {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: white;
    padding: 15px 10px;
    transition: background-color 0.3s;
    border-bottom: 1px solid #4a5d6a;
}

.nav-item a:hover {
    background-color: #4a5d6a;
}
.nav-item img {
    width: 150px;
    height: 90px;
    object-fit: cover;
    border-radius: 5px;
    margin-bottom: 5px;
    border: 2px solid #576874;
}

.nav-item span {
    font-size: 0.9em;
    font-weight: bold;
    margin-top: 5px;
}
.main-content {
    flex-grow: 1;
    padding: 40px;
    background-color: white;
    line-height: 1.6;
}

.main-content h1 {
    color: #2c3e50;
    border-bottom: 3px solid #007bff;
    padding-bottom: 10px;
    margin-bottom: 30px;
}

.main-content h2 {
    color: #007bff;
    margin-top: 25px;
}

.profile-info {
    margin-bottom: 30px;
    padding: 15px;
    background-color: #f9f9f9;
    border-left: 5px solid #007bff;
}
.content-section {
    margin-bottom: 40px;
}

.content-section p, .content-section ul {
    font-size: 1.05em;
}

.footer {
    text-align: center;
    padding: 10px;
    background-color: #e0e0e0;
    color: #555;
    margin-top: 30px;
    font-size: 0.8em;
}