add fxA ui elements

app/templates/header/header.css

@@ -3,95 +3,7 @@
   box-sizing: border-box;
   display: flex;
   justify-content: space-between;
-  padding: 20px;
+  height: 32px;
+  padding: 10px;
   width: 100%;
 }
-
-.logo {
-  display: flex;
-  position: relative;
-  align-items: center;
-}
-
-.logo__link {
-  display: flex;
-  flex-direction: row;
-}
-
-.logo__title {
-  color: #3e3d40;
-  font-size: 32px;
-  font-weight: 500;
-  margin: 0;
-  position: relative;
-  top: -1px;
-  letter-spacing: 1px;
-  margin-left: 8px;
-  transition: color 50ms;
-}
-
-.logo__title:hover {
-  color: var(--primaryControlBGColor);
-}
-
-.logo__subtitle {
-  color: #3e3d40;
-  font-size: 12px;
-  margin: 0 8px;
-}
-
-.logo__subtitle-link {
-  font-weight: bold;
-  color: #3e3d40;
-  transition: color 50ms;
-}
-
-.logo__subtitle-link:hover {
-  color: var(--primaryControlBGColor);
-}
-
-.feedback {
-  background-color: var(--primaryControlBGColor);
-  background-image: url('../assets/feedback.svg');
-  background-position: 2px 4px;
-  background-repeat: no-repeat;
-  background-size: 18px;
-  border-radius: 3px;
-  border: 1px solid var(--primaryControlBGColor);
-  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
-  color: var(--primaryControlFGColor);
-  cursor: pointer;
-  display: block;
-  float: left;
-  font-size: 12px;
-  line-height: 12px;
-  opacity: 0.9;
-  padding: 5px;
-  overflow: hidden;
-  min-width: 12px;
-  max-width: 12px;
-  text-indent: 17px;
-  transition: all 250ms ease-in-out;
-  white-space: nowrap;
-}
-
-.feedback:hover,
-.feedback:focus {
-  min-width: 30px;
-  max-width: 300px;
-  text-indent: 2px;
-  padding: 5px 5px 5px 20px;
-  background-color: var(--primaryControlHoverColor);
-}
-
-.feedback:active {
-  background-color: var(--primaryControlHoverColor);
-}
-
-@media (max-device-width: 750px), (max-width: 750px) {
-  .header {
-    padding-top: 60px;
-    flex-direction: column;
-    justify-content: flex-start;
-  }
-}

app/templates/header/index.js

@@ -1,15 +1,8 @@
 const html = require('choo/html');
-const version = require('../../../package.json').version;
-const browser = browserName();
 
-module.exports = function(state) {
-  const feedbackUrl = `https://qsurvey.mozilla.com/s3/txp-firefox-send?ver=${version}&browser=${browser}`;
+module.exports = function() {
   const header = html`
   <header class="header">
-    <a href="${feedbackUrl}"
-      rel="noreferrer noopener"
-      class="feedback"
-      target="_blank">${state.translate('siteFeedback')}</a>
   </header>`;
   // HACK
   // We only want to render this once because we
@@ -19,26 +12,3 @@ module.exports = function(state) {
   };
   return header;
 };
-
-function browserName() {
-  try {
-    if (/firefox/i.test(navigator.userAgent)) {
-      return 'firefox';
-    }
-    if (/edge/i.test(navigator.userAgent)) {
-      return 'edge';
-    }
-    if (/trident/i.test(navigator.userAgent)) {
-      return 'ie';
-    }
-    if (/chrome/i.test(navigator.userAgent)) {
-      return 'chrome';
-    }
-    if (/safari/i.test(navigator.userAgent)) {
-      return 'safari';
-    }
-    return 'other';
-  } catch (e) {
-    return 'unknown';
-  }
-}