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

body {
    font-family: 'Courier New', Courier, monospace;
 
    background-color: #000;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    overflow: hidden;
}

.container {
    position: relative;
    text-align: center;
    z-index: 1;
}

h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    color: white;
    font-weight: normal;
    margin-bottom: 1rem;
    min-height: 1.2em;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

.cursor {
    display: inline-block;
    width: 6px;
    height: 1.2em;
    background-color: white;
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: blink 0.8s steps(1, end) infinite;
}

@keyframes blink {

    0%,
    49% {
        opacity: 1;
    }

    50%,
    100% {
        opacity: 0;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }
}

#canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}