body {
    background-color: #e0fff4;
    font-family: 'Roboto', sans-serif;
    color: #333;
}

h1, h2, h3 {
    color: #005500;
    margin: 20px 0;
}

a {
    color: #339933;
    text-decoration: none;
}

a:hover {
    color: #227722;
    text-decoration: underline;
}

button {
    background-color: #44cc44;
    border: none;
    color: white;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    transition-duration: 0.4s;
    cursor: pointer;
}

button:hover {
    background-color: white;
    color: black;
    border: 2px solid #44cc44;
}

footer {
    text-align: center;
    padding: 20px;
    background-color: #ccffdd;
    color: #333;
}