Element Hider Chrome extension

{
  "manifest_version": 3,
  "name": "Element Hider",
  "version": "1.0.0",
  "description": "Click any distracting element on a page to hide it, and restore everything whenever you want.",
  "icons": {
    "16": "icons/icon.svg",
    "48": "icons/icon.svg",
    "128": "icons/icon.svg"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Element Hider",
    "default_icon": {
      "128": "icons/icon.svg"
    }
  },
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "<all_urls>"
  ]
}

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Element Hider</title>
<link rel="stylesheet" href="popup.css" />
</head>
<body>
<header><h1>Element Hider</h1><p class="sub">Built with ManifestGo</p></header>
<main>
<button class="primary" id="hide">Enable click-to-hide</button>
  <button id="restore">Restore hidden elements</button>
  <p class="muted">Click an element on the page to remove it from view.</p>
</main>
<script src="popup.js"></script>
</body>
</html>

:root { color-scheme: dark; }
* { box-sizing: border-box; }
body {
  margin: 0;
  width: 320px;
  font-family: Inter, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #1b1b1b;
  color: #f2efe9;
}
header { padding: 14px 16px 8px; }
h1 { margin: 0; font-size: 14px; font-weight: 600; letter-spacing: -0.01em; }
p.sub { margin: 4px 0 0; font-size: 11px; color: #9a958d; }
main { padding: 10px 16px 16px; display: grid; gap: 10px; }
button {
  font: inherit; font-size: 12px; font-weight: 600; cursor: pointer;
  border: 1px solid #ffffff1f; background: #ffffff0d; color: #f2efe9;
  border-radius: 10px; padding: 9px 12px; transition: background .15s ease;
}
button:hover { background: #ffffff17; }
button.primary { background: #fb923c; border-color: #fb923c; color: #101010; }
button.primary:hover { filter: brightness(1.08); }
input, select, textarea {
  font: inherit; font-size: 12px; width: 100%; padding: 9px 10px; border-radius: 10px;
  border: 1px solid #ffffff1f; background: #ffffff08; color: #f2efe9; outline: none;
}
input:focus, textarea:focus { border-color: #fb923c; }
ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; max-height: 260px; overflow: auto; }
li { display: flex; align-items: center; gap: 8px; font-size: 12px; padding: 8px 10px; border-radius: 10px; background: #ffffff08; }
li span { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row { display: flex; gap: 8px; }
.row > * { flex: 1; }
.big { font-size: 34px; font-weight: 700; text-align: center; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.muted { font-size: 11px; color: #9a958d; }

async function run(func) {
  const [tab] = await chrome.tabs.query({ active: true, currentWindow: true });
  if (!tab?.id) return;
  await chrome.scripting.executeScript({ target: { tabId: tab.id }, func });
  window.close();
}

document.getElementById("hide").addEventListener("click", () =>
  run(() => {
    window.__mgHidden = window.__mgHidden || [];
    const handler = (e) => {
      e.preventDefault();
      e.stopPropagation();
      const el = e.target;
      window.__mgHidden.push([el, el.style.display]);
      el.style.display = "none";
      document.removeEventListener("click", handler, true);
    };
    document.addEventListener("click", handler, true);
  }),
);

document.getElementById("restore").addEventListener("click", () =>
  run(() => {
    (window.__mgHidden || []).forEach(([el, display]) => { el.style.display = display; });
    window.__mgHidden = [];
  }),
);

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 128 128" width="128" height="128"><rect width="128" height="128" rx="26" fill="#fb923c"/><text x="64" y="90" font-family="Inter, Arial, sans-serif" font-size="66" font-weight="700" text-anchor="middle" fill="#ffffff">H</text></svg>

# Element Hider

Click any distracting element on a page to hide it, and restore everything whenever you want.

## Install (unpacked)
1. Open `chrome://extensions`.
2. Enable **Developer mode**.
3. Click **Load unpacked** and select this folder.

## Files
- `manifest.json` — Manifest V3 configuration
- `popup.html` / `popup.css` / `popup.js` — toolbar popup UI and logic
- `icons/icon.svg` — source icon (rasterized to PNG on download)