message: Update common/index.html
diff: MyCrypto requires certain features that your browser doesn't offer. Your browser may also
  be missing security updates that could open you up to vulnerabilities. Please update your
  browser, or switch to one of the following browsers to continue using MyCrypto.
  -
  +</p>
  +<p class="is-desktop">
  If you're using the Brave Browser, please ensure that you are not blocking all cookies.
  You may block 3rd-party cookies, but MyCrypto will not function properly if all cookies are blocked.
  