moby/docs/theme/mkdocs/beta_warning.html

{% if aws_bucket != "docs.docker.io" %}
<style>
.bs-callout {
  padding: 20px;
  border-left: 3px solid rgb(238, 238, 238);
  width: 100% !important;
}
.bs-callout p {
  margin-bottom: 0 !important;
}
.bs-callout h4 span {
  font-style: italic;
  font-weight: bold;
}
.bs-callout-danger {
  background-color: rgb(253, 247, 247);
  border-color: rgb(217, 83, 79);
}
.bs-callout h4 {
  margin-top: 0;
  margin-bottom: 5px;
  color: rgb(217, 83, 79);
}
</style>
<div class="bs-callout bs-callout-danger">
	<h4>This is the
		<span>{% if docker_version != docker_version|replace("-dev", "bingo") %}{{ docker_branch }} development branch{% else %}beta{% endif %}</span>
		documentation for Docker version {{ docker_version }}.</h4>
	Please go to <a href="http://docs.docker.io">http://docs.docker.io</a> for the current Docker release documentation.
</div>
{% endif %}