.buttonn {
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
}

.buttonn:hover {
    background-color: #001f3f;
}