* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #000;
    color: #fff;
    font-family: 'Orbitron', sans-serif;
    height: 100vh;
    overflow: hidden;
}

.entrance-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #000;
    cursor: pointer;
    transition: opacity 0.5s ease;
    z-index: 2;
}

.entrance-screen h1 {
    font-size: 3rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #fff;
    }
    to {
        text-shadow: 0 0 20px #fff, 0 0 30px #fff, 0 0 40px #fff;
    }
}

.video-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.hidden {
    display: none;
}