/* Global styles */
body {
    font-family: 'Lato', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #222;
    color: #fff;
}

/* Header */
#header {
    background-color: #333;
    padding: 20px;
    text-align: center;
}

#header h1 {
    color: #fff;
    font-size: 36px;
    margin: 0;
}

/* Content */
#content {
    display: flex;
    margin-top: 20px;
}

/* Sidebar */
#sidebar {
    flex: 1;
    background-color: #333;
    padding: 20px;
}

#sidebar h2 {
    font-size: 24px;
    margin-top: 0;
    margin-bottom: 20px;
    color: #fff;
}

#sidebar ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

#sidebar li {
    margin-bottom: 10px;
}

#sidebar a {
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s ease, transform 0.3s ease;
}

#sidebar a:hover {
    text-decoration: underline;
    color: #fff;
    transform: scale(1.1);
}

/* Main Content */
#main {
    flex: 3;
    background-color: #222;
    padding: 20px;
}

.section {
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeIn 1s forwards;
}

.section h2 {
    font-size: 24px;
    margin-top: 0;
    margin-bottom: 10px;
    color: #fff;
}

.section p {
    line-height: 1.5;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

/* Footer */
#footer {
    background-color: #333;
    padding: 20px;
    text-align: center;
    margin-top: 20px;
}

.footer-menu {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.footer-item {
    display: inline-block;
    margin-right: 10px;
}

.footer-item a {
    font-size: 18px;
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-item a:hover {
    text-decoration: underline;
    color: #fff;
}

/* Chapter Content */
.chapter-content {
    font-family: 'Lato', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    text-align: justify;
    color: #fff;
}

/* Book */
#book {
    background-color: #333;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

#cover {
    background-color: #555;
    padding: 20px;
    text-align: center;
    cursor: pointer;
}

#cover h1 {
    color: #fff;
    font-size: 36px;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

#cover:hover h1 {
    transform: scale(1.1);
}

#pages {
    background-color: #222;
    padding: 20px;
}

/* Wikipedia-like styles */
a {
    color: #0084ff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

table {
    border-collapse: collapse;
    width: 100%;
}

th, td {
    padding: 8px;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #555;
    color: #fff;
    text-align: left;
}