<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>Feedback Helper</title>
  <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,400,500,700&display=swap" />
  <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="manifest" href="/feedback-helper/manifest.json">
  <style>
    body,
    html {
      margin: 0;
      padding: 0;
      font