.container {
    width: 100%;
    margin: 20px auto;
}

/* Chapter Reader */
.chapter-reader {
    max-width: 900px;
    margin: 20px auto;
    padding: 20px;
    background: #1f1f1f;
    border-radius: 10px;
}

.chapter-header h2 {
    font-size: 24px;
    margin-bottom: 5px;
    color: #fff;
}

.chapter-header p {
    font-size: 14px;
    color: #ccc;
    margin-bottom: 15px;
}

.chapter-content {
    display: flex;
    flex-direction: column;
}

.chapter-content img {
    width: 100%;
}

.chapter-navigation-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}
.chapter-navigation-bot {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.nav-btn {
    padding: 10px 20px;
    background: #7318a0;
    color: white;
    border-radius: 5px;
    text-decoration: none;
    transition: background 0.3s;
}

.nav-btn:hover {
    background: #50116f;
}

@media (max-width: 768px) {
    .chapter-navigation-top {
        margin: 10px 10px 0 10px;
        padding-bottom: 10px;
        padding-top: 10px;
    }
    .chapter-navigation-bot {
        margin: 10px 10px 0 10px;
        padding-bottom: 10px;
    }

    .chapter-reader {   
        padding: 0;
    }

    .chapter-header h2 {
        font-size: 20px;
    }
}