body {
    font-family: 'Comic Sans MS', cursive, sans-serif;
    background-color: #e0ffe0;
    margin: 0;
    padding: 0;
}

header {
    background-color: #00ff00;
    color: #fff;
    padding: 20px;
    text-align: center;
}

nav a {
    color: #005500;
    text-decoration: none;
    margin: 0 15px;
    font-weight: bold;
}

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

footer {
    background-color: #004400;
    color: #fff;
    text-align: center;
    padding: 10px;
    position: fixed;
    width: 100%;
    bottom: 0;
}

button {
    background-color: #008800;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

button:hover {
    background-color: #005500;
}

.happy-froge {
    color: #228B22;
    font-size: 2em;
}

.link-to-froges {
    display: block;
    margin: 20px 0;
    text-align: center;
    color: #228B22;
    font-size: 1.5em;
}

.link-to-froges:hover {
    color: #006400;
}