body {
    background-color: #f0f8ff;
    font-family: 'Arial', sans-serif;
    color: #333;
}

h1, h2, h3 {
    color: #2d84a8;
}

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

a:hover {
    text-decoration: underline;
}

button {
    background-color: #1a73e8;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
}

button:hover {
    background-color: #1558b5;
}

nav {
    background-color: #1a73e8;
    padding: 10px;
}

nav a {
    color: white;
    margin: 0 10px;
}

nav a:hover {
    color: #cfe3fc;
}