/* Calm Theme CSS */
body {
    background-color: #e0f7fa;
    color: #006064;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

header, footer {
    background-color: #004d40;
    color: #e0f7fa;
    padding: 10px 0;
    text-align: center;
}

a {
    color: #00838f;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button {
    background-color: #004d40;
    color: #e0f7fa;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 16px;
}

button:hover {
    background-color: #006064;
}