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HTML + CSS404

Turntable 404

A walnut turntable: the tone arm lands, the record spins with inertia and you can scratch it with the pointer like a DJ.

Settings

1x

Code

<!doctype html>
<html lang="es">
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <meta name="robots" content="noindex" />
    <title>404 · Page not found</title>
    <style>
      body { margin: 0; background: #000; }
      .n4-vinyl {
        --accent: #ff6b35;
        --k: 1;
        position: fixed;
        inset: 0;
        z-index: 0;
        overflow: hidden;
        container-type: size;
        display: grid;
        place-items: center;
        background: #000;
        color: #f5f5f7;
        font-family: -apple-system,BlinkMacSystemFont,"SF Pro Display","Inter","Segoe UI",system-ui,sans-serif;
        -webkit-font-smoothing: antialiased;
        text-align: center;
        line-height: 1.4;
      }
      
      .n4-vinyl *,.n4-vinyl *::before,.n4-vinyl *::after {
        box-sizing: border-box;
      }
      
      .n4-vinyl .n4-copy {
        position: relative;
        z-index: 5;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 1.6cqmin;
        width: 100%;
        max-width: 680px;
        padding: 0 6cqw;
      }
      
      .n4-vinyl .n4-title {
        margin: 0;
        font-size: clamp(17px,4.2cqmin,36px);
        font-weight: 600;
        letter-spacing: -.02em;
        line-height: 1.15;
        text-wrap: balance;
      }
      
      .n4-vinyl .n4-sub {
        margin: 0;
        max-width: 34em;
        font-size: clamp(13px,2.4cqmin,18px);
        color: #a1a1a6;
        text-wrap: balance;
      }
      
      .n4-vinyl .n4-tag {
        font: 600 clamp(10px,1.9cqmin,13px)/1 ui-monospace,"SF Mono",Menlo,Consolas,monospace;
        letter-spacing: .16em;
        text-transform: uppercase;
        color: var(--accent);
      }
      
      .n4-vinyl .n4-cta {
        margin-top: 1.8cqmin;
        display: inline-flex;
        align-items: center;
        gap: .5em;
        padding: .85em 1.5em;
        border-radius: 999px;
        background: #f5f5f7;
        color: #000;
        font-size: clamp(13px,2.2cqmin,16px);
        font-weight: 600;
        text-decoration: none;
        transition: transform .3s cubic-bezier(.25,.1,.25,1),box-shadow .3s cubic-bezier(.25,.1,.25,1);
      }
      
      .n4-vinyl .n4-cta:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 32px -10px var(--accent);
      }
      
      .n4-vinyl .n4-cta:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 3px;
      }
      
      .n4-vinyl .n4-stars,.n4-vinyl .n4-stars2 {
        position: absolute;
        inset: -4%;
        pointer-events: none;
      }
      
      .n4-vinyl .n4-stars {
        background-image: radial-gradient(1px 1px at 8% 12%,#fff 60%,transparent),radial-gradient(1px 1px at 22% 68%,#fff 60%,transparent),radial-gradient(1.5px 1.5px at 35% 24%,#fff 60%,transparent),radial-gradient(1px 1px at 48% 82%,#fff 60%,transparent),radial-gradient(1px 1px at 57% 9%,#fff 60%,transparent),radial-gradient(1.5px 1.5px at 66% 44%,#fff 60%,transparent),radial-gradient(1px 1px at 74% 72%,#fff 60%,transparent),radial-gradient(1px 1px at 86% 18%,#fff 60%,transparent),radial-gradient(1.5px 1.5px at 93% 58%,#fff 60%,transparent),radial-gradient(1px 1px at 14% 42%,#fff 60%,transparent),radial-gradient(1px 1px at 40% 55%,#fff 60%,transparent),radial-gradient(1px 1px at 81% 90%,#fff 60%,transparent),radial-gradient(1px 1px at 4% 88%,#fff 60%,transparent),radial-gradient(1px 1px at 62% 30%,#fff 60%,transparent);
        opacity: .75;
        animation: n4-vinyl-tw calc(5s / var(--k)) ease-in-out infinite alternate;
      }
      
      .n4-vinyl .n4-stars2 {
        background-image: radial-gradient(2px 2px at 18% 30%,rgba(255,255,255,.9) 50%,transparent),radial-gradient(1.5px 1.5px at 72% 20%,rgba(255,255,255,.8) 50%,transparent),radial-gradient(2px 2px at 30% 85%,rgba(255,255,255,.7) 50%,transparent),radial-gradient(1.5px 1.5px at 88% 70%,rgba(255,255,255,.8) 50%,transparent),radial-gradient(2px 2px at 52% 60%,rgba(255,255,255,.6) 50%,transparent),radial-gradient(1.5px 1.5px at 6% 55%,rgba(255,255,255,.8) 50%,transparent);
        opacity: .55;
        animation: n4-vinyl-tw calc(7s / var(--k)) ease-in-out infinite alternate-reverse;
      }
      
      .n4-vinyl [data-depth] {
        transition: transform .9s cubic-bezier(.2,.7,.2,1);
      }
      
      @keyframes n4-vinyl-tw {
        from {
          opacity: .3;
        }
      }
      
      @keyframes n4-vinyl-spin {
        to {
          transform: rotate(1turn);
        }
      }
      
      @keyframes n4-vinyl-fade {
        from {
          opacity: 0;
          transform: translateY(10px);
        }
      }
      
      @media (prefers-reduced-motion:reduce) {
        .n4-vinyl *,.n4-vinyl *::before,.n4-vinyl *::after {
          animation: none!important;
          transition: none!important;
        }
      }
      
      .n4-vinyl {
        background: radial-gradient(70% 60% at 50% 30%,#2d2520,#0e0b09 75%);
        color: #f4ece2;
      }
      
      .n4-vinyl .n4-tt {
        position: relative;
        width: 30em;
        height: 23em;
        font-size: min(1.9cqmin,13.5px);
        margin-bottom: 1.4cqmin;
        border-radius: 1.2em;
        background: repeating-linear-gradient(94deg,rgba(0,0,0,.07) 0 .2em,transparent .2em 1em,rgba(255,220,180,.05) 1em 1.3em,transparent 1.3em 2.2em),linear-gradient(135deg,#7a4a2a,#4a2a16 70%,#3a200f);
        box-shadow: inset 0 .2em .2em rgba(255,255,255,.18),inset 0 -.4em .6em rgba(0,0,0,.4),0 2em 3em -1.4em #000;
      }
      
      .n4-vinyl .n4-plat {
        position: absolute;
        left: 1.6em;
        top: 1.4em;
        width: 19.2em;
        height: 19.2em;
        border-radius: 50%;
        background: repeating-conic-gradient(#c8ccd1 0 2deg,#6f747a 2deg 4deg);
        box-shadow: 0 .4em .8em rgba(0,0,0,.6);
      }
      
      .n4-vinyl .n4-rec {
        position: absolute;
        inset: .6em;
        border-radius: 50%;
        cursor: grab;
        touch-action: none;
        background: radial-gradient(circle,transparent 0 32%,#0d0d0d 32.5% 34%,transparent 34.5%),repeating-radial-gradient(circle,#141414 0 .1em,#1f1f1f .1em .22em),#111;
        box-shadow: inset 0 0 0 .3em #0a0a0a;
      }
      
      .n4-vinyl .n4-rec:active {
        cursor: grabbing;
      }
      
      .n4-vinyl .n4-lab {
        position: absolute;
        inset: 33%;
        display: grid;
        place-content: center;
        justify-items: center;
        gap: 1.1em;
        border-radius: 50%;
        background: radial-gradient(circle,#111 0 .35em,transparent .4em),radial-gradient(circle,transparent 0 62%,rgba(0,0,0,.18) 63% 64%,transparent 65%),var(--accent);
        color: #1a0c05;
      }
      
      .n4-vinyl .n4-lab b {
        font: 900 1.5em/1 "Arial Black","Helvetica Neue",Impact,system-ui,sans-serif;
        letter-spacing: -.04em;
      }
      
      .n4-vinyl .n4-lab small {
        font: 700 .55em/1 "Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;
        letter-spacing: .18em;
        text-transform: uppercase;
      }
      
      .n4-vinyl .n4-shine {
        position: absolute;
        inset: .6em;
        border-radius: 50%;
        pointer-events: none;
        background: conic-gradient(from 20deg,transparent 0 9%,rgba(255,255,255,.14) 13%,transparent 19% 50%,rgba(255,255,255,.11) 63%,transparent 69%);
        -webkit-mask: radial-gradient(circle,transparent 34%,#000 35%);
        mask: radial-gradient(circle,transparent 34%,#000 35%);
      }
      
      .n4-vinyl .n4-arm {
        position: absolute;
        right: 2.2em;
        top: 2em;
        width: 4em;
        height: 4em;
        rotate: var(--arm,0deg);
        transition: rotate calc(1.1s / var(--k)) cubic-bezier(.4,0,.2,1);
        pointer-events: none;
      }
      
      .n4-vinyl .n4-on .n4-arm {
        --arm: 24deg;
      }
      
      .n4-vinyl .n4-pivot {
        position: absolute;
        inset: 0;
        border-radius: 50%;
        background: radial-gradient(circle,#2a2a2a 0 22%,#d6dadf 24% 48%,#8b9198 50%);
        box-shadow: 0 .3em .5em rgba(0,0,0,.5);
      }
      
      .n4-vinyl .n4-tube {
        position: absolute;
        left: 50%;
        top: 50%;
        width: .5em;
        height: 14.5em;
        margin-left: -.25em;
        border-radius: .25em;
        background: linear-gradient(90deg,#8b9198,#eef1f4,#8b9198);
        transform-origin: 50% 0;
        rotate: 14deg;
        box-shadow: .3em .3em .4em rgba(0,0,0,.35);
      }
      
      .n4-vinyl .n4-tube::after {
        content: "";
        position: absolute;
        left: -.55em;
        bottom: -1.3em;
        width: 1.6em;
        height: 2.2em;
        border-radius: .3em;
        background: linear-gradient(#3a3a3a,#141414);
        rotate: -14deg;
      }
      
      .n4-vinyl .n4-rpm {
        position: absolute;
        right: 2em;
        bottom: 5.2em;
        padding: .35em .55em;
        border-radius: .3em;
        background: #1a0f08;
        color: #ffd7b8;
        font: 700 .95em/1 ui-monospace,"SF Mono",Menlo,Consolas,monospace;
        box-shadow: inset 0 0 0 .1em #5a3a20;
      }
      
      .n4-vinyl .n4-on .n4-rpm {
        color: var(--accent);
        text-shadow: 0 0 .4em var(--accent);
      }
      
      .n4-vinyl .n4-play {
        position: absolute;
        right: 1.6em;
        bottom: 1.6em;
        display: flex;
        align-items: center;
        gap: .55em;
        padding: .65em .9em;
        border: 0;
        border-radius: .5em;
        cursor: pointer;
        font: 700 .9em/1 system-ui,sans-serif;
        color: #1a0c05;
        background: linear-gradient(#f1f3f5,#b8bec5);
        box-shadow: 0 .25em 0 #5f656c;
        transition: transform .1s,box-shadow .1s,filter .2s;
      }
      
      .n4-vinyl .n4-play::before {
        content: "";
        width: 0;
        height: 0;
        border-top: .45em solid transparent;
        border-bottom: .45em solid transparent;
        border-left: .7em solid currentColor;
      }
      
      .n4-vinyl .n4-play[aria-pressed="true"]::before {
        width: .65em;
        height: .8em;
        border: 0;
        background: linear-gradient(90deg,currentColor 0 35%,transparent 35% 65%,currentColor 65%);
      }
      
      .n4-vinyl .n4-play:hover {
        filter: brightness(1.06);
      }
      
      .n4-vinyl .n4-play:active {
        transform: translateY(.2em);
        box-shadow: 0 .05em 0 #5f656c;
      }
      
      .n4-vinyl .n4-play:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 3px;
      }
      
      .n4-vinyl .n4-now {
        position: absolute;
        left: 1.8em;
        bottom: .65em;
        margin: 0;
        font: 600 .8em/1 ui-monospace,"SF Mono",Menlo,Consolas,monospace;
        letter-spacing: .06em;
        color: #ffd7b8;
      }
      
      .n4-vinyl .n4-tag {
        color: var(--accent);
      }
      
      .n4-vinyl .n4-title {
        font-size: clamp(20px,5cqmin,42px);
        font-weight: 700;
        letter-spacing: -.025em;
      }
      
      .n4-vinyl .n4-sub {
        color: #c4b2a2;
      }
      
      .n4-vinyl .n4-cta {
        background: var(--accent);
        color: #1a0c05;
      }
    </style>
  </head>
  <body>
    <main class="n4-vinyl">
      <div class="n4-copy">
        <div class="n4-tt">
          <div class="n4-plat" aria-hidden="true"><div class="n4-rec"><span class="n4-lab"><b translate="no">404</b><small>Side B</small></span></div><i class="n4-shine"></i></div>
          <div class="n4-arm" aria-hidden="true"><i class="n4-tube"></i><i class="n4-pivot"></i></div>
          <span class="n4-rpm" aria-hidden="true" translate="no">33</span>
          <button class="n4-play" type="button" aria-pressed="false">Play</button>
          <p class="n4-now" aria-live="polite"></p>
        </div>
        <span class="n4-tag">Side B, track 404</span>
        <h1 class="n4-title">This track isn't on the record.</h1>
        <p class="n4-sub">We flipped the record and the page isn't on side B either. Try another album or go back home.</p>
        <a class="n4-cta" href="/">Back to home</a>
      </div>
    </main>
    <script>
      document.querySelectorAll(".n4-vinyl").forEach((el) => {
        const tt = el.querySelector(".n4-tt");
        const rec = el.querySelector(".n4-rec");
        const btn = el.querySelector(".n4-play");
        const now = el.querySelector(".n4-now");
        const rm = matchMedia("(prefers-reduced-motion: reduce)").matches;
        const k = parseFloat(getComputedStyle(el).getPropertyValue("--k")) || 1;
        let on = false, a = 0, v = 0, drag = null, last = performance.now(), raf = 0;
        const ang = (e) => {
          const r = rec.getBoundingClientRect();
          return (Math.atan2(e.clientY - r.top - r.height / 2, e.clientX - r.left - r.width / 2) * 180) / Math.PI;
        };
        const loop = (t) => {
          const dt = Math.min(0.05, (t - last) / 1000);
          last = t;
          if (drag === null) {
            v += ((on ? 200 * k : 0) - v) * Math.min(1, dt * (on ? 1.6 : 1.1));
            a += v * dt;
          }
          rec.style.transform = "rotate(" + a.toFixed(1) + "deg)";
          raf = requestAnimationFrame(loop);
        };
        const toggle = () => {
          on = !on;
          btn.setAttribute("aria-pressed", String(on));
          tt.classList.toggle("n4-on", on);
          now.textContent = on ? "Track not found" : "";
        };
        btn.addEventListener("click", toggle);
        rec.addEventListener("pointerdown", (e) => { drag = ang(e); rec.setPointerCapture(e.pointerId); });
        rec.addEventListener("pointermove", (e) => {
          if (drag === null) return;
          const n = ang(e);
          let d = n - drag;
          if (d > 180) d -= 360;
          if (d < -180) d += 360;
          a += d;
          drag = n;
        });
        const up = () => { drag = null; };
        rec.addEventListener("pointerup", up);
        rec.addEventListener("pointercancel", up);
        raf = requestAnimationFrame(loop);
        const auto = rm ? 0 : setTimeout(toggle, 700 / k);
      });
    </script>
  </body>
</html>

Prompt for AI

Paste it into ChatGPT, Claude or Cursor and it will adapt the block to your project with these settings, even if you don’t use React.

Markdown version with all the code, for AI assistants

More in 404

See all 404

Where to use it

Record shops, labels and music blogs can use this turntable as their error page. A walnut plinth holds a strobe platter, a black record with grooves and an orange side B label printed 404, and a chrome tone arm that swings onto the record when playback starts shortly after load.

The play button toggles playback and the record speeds up and slows down with real inertia. Grab the vinyl with the pointer or a finger to scratch it, then let go and it carries on. Change the label color with the accent.