/* Basic reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #222;
    color: #f1f1f1;
    text-align: center;
    padding: 40px 20px;
}

h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

p {
    font-size: 1.2rem;
    margin-bottom: 40px;
}

ul {
    list-style-type: none;
}

a {
    color: #00ccff;
    text-decoration: none;
}

a:hover {
    color: #ff6600;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

.playground {
    margin-top: 50px;
    padding: 20px;
    background-color: #333;
    border-radius: 15px;
    box-shadow: 0px 0px 20px 5px rgba(0, 0, 0, 0.4);
}

.playground h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.playground ul li {
    margin: 15px 0;
}

.footer {
    margin-top: 50px;
}

.footer p {
    font-size: 0.9rem;
}