body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 0;
}

header {
    background-color: #222;
    padding: 15px 0;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin: 0 20px;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}

header nav ul li a:hover {
    color: #f39c12;
}

section.mods {
    padding: 20px;
    max-width: 800px;
    margin: auto;
    background-color: #fff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    margin-top: 20px;
}

section.mods h1 {
    text-align: center;
    color: #4CAF50;
}

section.mods p {
    text-align: center;
    color: #666;
}

.category-header {
    background-color: #4CAF50;
    color: white;
    padding: 10px;
    cursor: pointer;
    border-radius: 5px;
    margin-bottom: 10px;
    transition: background-color 0.3s;
}

.category-header:hover {
    background-color: #45a049;
}

.category-content {
    display: none;
    margin-bottom: 20px;
    padding: 10px;
    background-color: #f4f4f4;
    border-radius: 5px;
}

.category-content ul {
    list-style-type: none;
    padding: 0;
}

.category-content ul li {
    margin-bottom: 5px;
}

.category-content ul li a {
    color: #4CAF50;
    text-decoration: none;
    transition: color 0.3s;
}

.category-content ul li a:hover {
    color: #45a049;
}

footer {
    background-color: #222;
    color: #fff;
    text-align: center;
    padding: 10px 0;
    width: 100%;
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
    position: relative;
}

footer p {
    margin: 0;
}