body {
    background-color: #00ff00; /* Green background */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
}
.container {
    position: relative;
    width: 80%;
    text-align: center;
}
.character {
    font-size: 50px;
    position: absolute;
    opacity: 0;
    animation: fall 5s linear infinite;
}
@keyframes fall {
    0% { transform: translateY(-100%); opacity: 1; }
    100% { transform: translateY(100%); opacity: 0; }
}