packages/fxa-content-server/app/scripts/templates/sign_in_reported.mustache (10 lines of code) (raw):
<div id="main-content" class="card">
<header>
<h1 id="fxa-sign-in-reported-header">{{#t}}Thank you for your vigilance{{/t}}</h1>
</header>
<section>
<p>
{{#t}}Our team has been notified. Reports like this help us fend off intruders.{{/t}}
</p>
</section>
</div>