body {
    margin: 0;
    overflow: hidden;
    background: black;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    font-family: Arial, sans-serif;
    position: relative;
}
canvas {
    position: absolute;
    top: 0;
    left: 0;
}
.url-text {
    position: absolute;
    font-size: 24px;
    font-weight: bold;
    text-shadow: 2px 2px 5px rgba(255, 255, 255, 0.5);
    transition: text-shadow 0.1s;
}
.enter-screen {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    cursor: pointer;
    font-size: 24px;
    transition: opacity 1s;
    z-index: 10;
}
.lightning {
    position: absolute;
    width: 100%;
    height: 100%;
    background: white;
    opacity: 0;
    transition: opacity 0.1s;
}