/* Full page background */
.page {
    width: 100%;
    height: 100vh;
    transition: background-color 0.7s ease;
}

/* Mouse interaction area (transparent overlay) */
body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    font-family: Arial, sans-serif;
}

.message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    background-color: rgba(0,0,0,0.6);
    padding: 12px 25px;
    border-radius: 15px;
    z-index: 9999;
    pointer-events: none; /* So it doesn’t block mouse */
    text-align: center;   /* text centered inside the box */
}