.crt-overlay{position:fixed;inset:0;z-index:80;pointer-events:none;opacity:0}
.crt-enabled .crt-overlay{opacity:1;background:radial-gradient(ellipse at center,transparent 67%,rgba(0,0,0,.38) 100%),repeating-linear-gradient(0deg,rgba(0,0,0,.13) 0,rgba(0,0,0,.13) 1px,transparent 1px,transparent 3px);mix-blend-mode:multiply}
.crt-enabled body:after{content:"";position:fixed;inset:0;z-index:79;pointer-events:none;background:rgba(255,255,255,.012);animation:crt-luma 7s steps(1) infinite}
.crt-enabled .dos-screen{border-radius:1%/1.5%;box-shadow:inset 0 0 22px rgba(0,0,0,.3)}
@keyframes crt-luma{0%,91%,100%{opacity:.32}92%{opacity:.12}93%{opacity:.38}94%{opacity:.25}}
.crt-disabled .crt-overlay,.crt-disabled body:after{display:none}
@media(prefers-reduced-motion:reduce){.crt-enabled body:after{animation:none}}