<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
p~p {
color: #1b09de;
}
</style>
</head>
<body>
<div class="container">
<p>1st paragraph</p>
<p>2nd paragraph</p>
<h1>First heading</h1>
<div>
<p>3rd paragraph</p>
</div>
<p>4th paragraph</p>
<h2>Second heading</h2>
</div>
</body>
</html>