body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 20px;
    background-color: #f9f9f9;
    color: #333;
}
h1 {
    color: #4CAF50;
    text-align: center;
    margin-bottom: 1em;
}
h2 {
    color: #2196F3;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
}
ul {
    list-style-type: none;
    padding: 0;
}
ul li {
    padding: 8px;
    background: #e3f2fd;
    border-radius: 5px;
    margin: 5px 0;
}
code {
    background-color: #f4f4f4;
    padding: 2px 4px;
    font-size: 1.1em;
    border-radius: 4px;
}
p {
    margin-bottom: 1em;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1em;
}
th, td {
    padding: 10px;
    border: 1px solid #ddd;
    text-align: center;
}
th {
    background-color: #2196F3;
    color: white;
}
td {
    background-color: #eaf2fb;
}
.container {
    max-width: 800px;
    margin: auto;
    padding: 20px;
    background: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}
.highlight {
    color: #ff5722;
    font-weight: bold;
}

.navigation-buttons {
    display: flex;
    justify-content: center;
    gap: 550px;
    margin: 20px 0;
}

.navigation-buttons {
    display: flex;
    justify-content: center;
    gap: 550px;
    margin: 20px 0;
}

.navigation-buttons .button {
    padding: 10px 15px;
    font-size: 16px;
    cursor: pointer;
    text-decoration: none;
    color: white;
    background-color: #4CAF50;
    border-radius: 5px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.navigation-buttons .button:hover {
    background-color: #45a049;
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
}

.navigation-buttons .button:active {
    background-color: #388e3c;
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.2);
}