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Avira World Code Playground

Practice HTML, CSS & JavaScript live in your browser. A free tool by Avira World to help developers and students experiment, learn, and build faster.

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HTML

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <title>Avira World Demo</title>
  
</head>
<body>
  <div class="card">
    <h1>Welcome to Avira World 🚀</h1>
    <p>Build websites, apps & custom software with us.</p>
    <a class="cta" href="https://aviraworld.co.in" target="_blank" rel="noopener">Visit Avira World</a>
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</html>

CSS

JavaScript

Output

Why Avira World?

Avira World is an e-commerce and technology partner offering website development, mobile apps, custom software, and domain hosting. This free playground is part of our mission to upskill developers and make modern tech accessible for everyone. Learn more at aviraworld.co.in.

Can I use external libraries like Bootstrap or Tailwind?

Yes. Paste CDN links inside your HTML’s <head> and press Run.

Does this save my code to a server?

No. “Save/Load” stores code in your browser’s localStorage only (private to you).

Can I download my work?

Use Export .html to download a single HTML file containing your HTML, CSS and JS.

'; }function fillDemo() { htmlTA.value = `Neon Card — Avira World

Avira World Neon Card

Try editing CSS/JS and press Run.

`; cssTA.value = `:root{--c:cyan} body{margin:0;min-height:100svh;display:grid;place-items:center;background:#030314;color:#e9f9ff;font-family:Poppins,system-ui} .wrap{padding:34px 28px;text-align:center;max-width:560px;border-radius:18px;border:2px solid var(--c);background:rgba(0,255,255,.07);box-shadow:0 0 24px var(--c), inset 0 0 26px rgba(0,255,255,.22)} h1{font-family:Orbitron,monospace;color:var(--c);text-shadow:0 0 10px var(--c),0 0 24px var(--c);margin:0 0 6px} .pulse{margin-top:10px;padding:12px 18px;border:0;border-radius:12px;background:var(--c);color:#001b22;font-weight:800;letter-spacing:.3px;cursor:pointer;box-shadow:0 0 18px var(--c);animation:p 2s infinite} @keyframes p{50%{box-shadow:0 0 30px var(--c),0 0 60px rgba(0,255,255,.5)}}`; jsTA.value = `document.querySelector(".pulse")?.addEventListener("click",()=>{ alert("Avira World: Let's build something great together!"); });`; }function saveLocally() { const payload = { html: htmlTA.value, css: cssTA.value, js: jsTA.value, t: Date.now() }; try { localStorage.setItem(KEY, JSON.stringify(payload)); notify("Saved to this browser."); } catch(e) { notify("Save failed (storage full?)."); } }function loadLocally() { try { const raw = localStorage.getItem(KEY); if(!raw){ notify("Nothing saved yet."); return; } const data = JSON.parse(raw); htmlTA.value = data.html || ''; cssTA.value = data.css || ''; jsTA.value = data.js || ''; notify("Loaded from this browser."); } catch(e) { notify("Load failed."); } }function exportHTML() { const html = htmlTA.value || ''; const css = cssTA.value || ''; const js = jsTA.value || ''; const file = (` ${html.replace('', ``)}