body{background-color:#000;margin:0;overflow:hidden;padding:0}.screen{animation:colorPulse 5s infinite ease-in-out;background-image:radial-gradient(#444,#111);box-shadow:0 0 5vmin 1vmin#000 inset;box-sizing:border-box;font-family:'Fira Mono',monospace;font-size:20px;height:100vh;overflow:hidden;padding:1vmin;width:100vw}.screen:before{animation:wave 10s infinite ease-in-out;content:"";height:20vh;left:0;opacity:.5;position:absolute;right:0;z-index:1}.screen:after{background-image:linear-gradient(transparent,transparent 3px,#222);background-size:4px 4px;bottom:0;content:"";left:0;pointer-events:none;position:absolute;right:0;top:0;z-index:2}p:last-child:after{animation:blink 1s infinite;content:"_"}@keyframes colorPulse{0%,100%{color:#0c0}48%,52%{color:#090}50%{color:#060}}@keyframes wave{0%{box-shadow:0-10vh 20vh#0c0;top:-100vh}48%,52%{box-shadow:0-10vh 20vh#090}50%{box-shadow:0-10vh 20vh#060}100%{box-shadow:0-10vh 20vh#0c0;top:200vh}}@keyframes blink{50%{opacity:0}}