body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f4f4f4;
}

header {
    background-color: #333;
    color: #fff;
    padding: 1rem;
    margin-bottom: 20px;
}

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

nav ul li {
    display: inline;
    margin-right: 10px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

nav ul li a:hover {
    text-decoration: underline;
}

main {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h1, h2, h3 {
    color: #333;
}

a {
    color: #1a73e8;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.button {
    display: inline-block;
    background-color: #1a73e8;
    color: #fff;
    padding: 10px 20px;
    text-align: center;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #155db1;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

.logo {
    max-width: 200px;
    display: block;
    margin: 0 auto;
}

.screenshot {
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 5px;
}

pre {
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 10px;
    overflow-x: auto;
}

code {
    font-family: 'Courier New', Courier, monospace;
    background-color: #f4f4f4;
    padding: 2px 4px;
    border-radius: 3px;
}

#demo-container {
    border: 1px solid #ddd;
    padding: 20px;
    margin-top: 20px;
    background-color: #f9f9f9;
}

#result-container {
    margin-top: 20px;
}

footer {
    text-align: center;
    margin-top: 20px;
    padding: 10px;
    background-color: #333;
    color: #fff;
}