<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
ul li {
padding: 5px;
}
ul li:nth-last-child(2) {
font-weight: bold;
color: coral;
font-size: 18px;
}
</style>
</head>
<body>
<ul>
<li>
Line №1
</li>
<li>
Line №2
</li>
<li>
Line №3
</li>
<li>
Line №4
</li>
</ul>
</body>
</html>