body {
    font-family: Times New Roman, Arial, sans-serif;
}

.message {
    display: none;
    position: fixed;
    z-index: 1;
    left: 50%;
    top: 60%;
    transform: translate(-50%, -50%);
    padding: 20px;
    background-color: rgba(0, 254, 0, 1.0);
    color: red;
    border-radius: 10px;
    text-align: center;
}