body {
    font-family: Arial, sans-serif;
    margin: 40px;
    background-color: #f4f6f8;
}

h1 {
    color: #1a73e8;
}

nav {
    margin-bottom: 20px;
}

nav a {
    text-decoration: none;
    color: #1a73e8;
    font-weight: bold;
    margin-right: 10px;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0px 2px 6px rgba(0,0,0,0.1);
}