:root {
    --background-color: #000000;
    --star-color: #7afcff;
    --star-glow-color: #00d8ff;
    --video-border-color: #0ff;
}

/* Reset and full screen black background */
body {
    margin: 0;
    padding: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--background-color);
    overflow: hidden; /* hide scrollbars from star animation */
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    font-family: 'Inter', 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Video styling with animated glowing border */
#video {
    position: relative;
    width: 718px;
    height: 540px;
    border-radius: 16px;
    border: 3px solid var(--video-border-color);
    box-shadow:
        0 0 8px var(--video-border-color),
        0 0 20px var(--video-border-color),
        0 0 40px var(--video-border-color);
    animation: glowBorder 3s ease-in-out infinite;
    z-index: 1;
    background-color: #111; /* fallback bg for video container */
    overflow: hidden;
}

@keyframes glowBorder {
    0%, 100% {
        border-color: #00e0ff;
        box-shadow:
            0 0 8px #00e0ff,
            0 0 20px #00e0ff,
            0 0 40px #00e0ff;
    }
    50% {
        border-color: #00aaff;
        box-shadow:
            0 0 12px #00aaff,
            0 0 28px #00aaff,
            0 0 56px #00aaff;
    }
}

/* Canvas absolute top-left to track overlays */
canvas {
    position: absolute;
    z-index: 2;
    pointer-events: none;
}

 #expression {
    position: absolute;
    bottom: 54px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--star-glow-color);
    font-size: 24px; /* Adjust font size as needed */
    text-align: center;
  }


/* Responsive styles for small devices */
@media (max-width: 768px) {
    #video {
        width: 90%; /* Use 90% of the viewport width */
        height: auto; /* Maintain aspect ratio */
        max-width: 400px; /* Set a maximum width */
        margin-bottom: 160px;
    }
       canvas {
        width: 90%; /* Use 90% of the viewport width */
        height: 50%;
        max-width: 400px; /* Set a maximum width */
        margin-bottom: 160px;
    }
    #expression {
        bottom: 130px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    #video {
        width: 95%; /* Use 95% of the viewport width */
        height: auto; /* Maintain aspect ratio */
        max-width: 350px; /* Set a maximum width */
        margin-bottom: 160px;
    }
      canvas {
        width: 95%; /* Use 95% of the viewport width */
        height: 50%;
        max-width: 350px; /* Set a maximum width */
        margin-bottom: 160px;
    }
    #expression {
      font-size: 18px;
        bottom: 190px;

    }
}