*{margin:0;padding:0;box-sizing:border-box;}
body{
    background:black;
    overflow:hidden;
    font-family:monospace;
    color:#00ff99;
}
.nigg-1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 80px;
    font-weight: 900;
    color: #00ffbb;
    text-align: center;
    letter-spacing: 5px;

    /* Neon glow */
    text-shadow:
        0 0 10px  #00ffbb,
        0 0 20px  #00ffbb,
        0 0 30px  #00ffbb,
        0 0 40px  #00ffaa,
        0 0 70px  #00ffaa,
        0 0 80px  #00ffaa;

    /* Optional smooth animation */
    animation: glow 2.5s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow:
            0 0 10px #00ffbb,
            0 0 20px #00ffbb,
            0 0 30px #00ffbb,
            0 0 40px #00ffaa;
    }
    to {
        text-shadow:
            0 0 20px #00ffee,
            0 0 30px #00ffee,
            0 0 40px #00ffee,
            0 0 50px #00ffee,
            0 0 60px #00ffee;
    }
}
/* Hello */
.center-box{
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    text-align:center;
}
.center-box h1{
    font-size:4rem;
    color:#e8ebea;
    text-shadow:0 0 20px #101111;
}
.enter-btn{
    display:inline-block;
    margin-top:20px;
    padding:10px 20px;
    border:1px solid #eef1f0;
    text-decoration:none;
    color:#e9eeec;
}
.enter-btn:hover{
    background:#00ff9955;
    box-shadow:0 0 20px #52ac7f;
}

/* Matrix Canvas */
#matrix{
    position:absolute;
    top:0;left:0;
    width:100%;height:100%;
}