/* Navigation styles */
.course-selection {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin: 20px auto;
    background: #f5f5f5;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    text-align: center;
}

.course-btn {
    padding: 10px 20px;
    margin: 0 10px;
    background-color: #ffffff;
    color: #333;
    border: 2px solid #121f34;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    font-size: 14px;
    transition: all 0.3s ease;
}

.course-btn:hover {
    background-color: #121f34;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(230, 30, 37, 0.2);
}

.course-btn.active {
    background-color: #121f34;
    color: white;
    border-color: #121f34;
    box-shadow: 0 2px 5px rgba(230, 30, 37, 0.3);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .course-selection {
        flex-direction: column;
        align-items: center;
    }
    
    .course-btn {
        margin: 5px 0;
        width: 100%;
        max-width: 250px;
    }
}

/* Remove button styles from anchor tags */
.course-selection a {
    text-decoration: none;
    display: inline-block;
}

/* Back button style */
.nav-back {
    padding: 20px;
    background-color: #f5f5f5;
    text-align: center;
}

.back-btn {
    padding: 10px 20px;
    font-size: 16px;
    color: #333;
    background-color: white;
    border: 2px solid #121f34;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.back-btn:hover {
    background-color: #121f34;
    color: white;
    border-color: #121f34;
}