body {
    margin-bottom: 15px;
    border-radius: 10px;
    cursor: pointer;
}

.lesson-card:hover {
    background: #374151;
}

.lesson-number {
    display: block;
    margin-bottom: 8px;
    color: #60a5fa;
}

.vqlms-content {
    width: 70%;
}

.lesson-content {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.locked {
    opacity: 0.5;
}

.quiz-box {
    margin-top: 20px;
    background: #f3f4f6;
    padding: 20px;
    border-radius: 10px;
}

.quiz-answer {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
}

.submit-quiz {
    background: #2563eb;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    cursor: pointer;
}

.success {
    color: green;
    font-weight: bold;
}

.fail {
    color: red;
    font-weight: bold;
}

@media(max-width:768px){

    .vqlms-wrapper {
        flex-direction: column;
    }

    .vqlms-sidebar,
    .vqlms-content {
        width: 100%;
    }
}