a {
    color: inherit;
    text-decoration: none;
}

body {
    font-family: 'Courier New', Courier, monospace;
    margin: 0;
    background-color: #f0f0f0;
    color: #000;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    border: 2px solid #000;
    padding: 20px;
    font-size: 2rem;
    text-align: center;
    background-color: #fff;
    box-shadow: 10px 10px 0px #000;
}

nav {
    border: 2px solid #000;
    padding: 10px;
    background-color: #fff;
    margin-bottom: 20px;
    box-shadow: 10px 10px 0px #000;
}

nav a {
    text-decoration: none;
    color: #000;
    margin-right: 10px;
    font-weight: bold;
}

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

li {
    border: 2px solid #000;
    padding: 15px;
    background-color: #fff;
    margin-bottom: 10px;
    box-shadow: 5px 5px 0px #000;
}

li a {
    text-decoration: none;
    color: #000;
    font-weight: bold;
}