<!DOCTYPE html>
<html>
<head>
<style>
p.small {
line-height: 0.5;
}
p.big {
line-height: 2;
}
</style>
</head>
<body>
<p>
This is a paragraph with a standard line-height.
The default line height in browsers is "1".
This is a paragraph with a standard line-height.
This is a paragraph with a standard line-height.
</p>
<p class="small">
This is a paragraph with a smaller line-height.
This is a paragraph with a smaller line-height.
This is a paragraph with a smaller line-height.
This is a paragraph with a smaller line-height.
</p>
<p class="big">
This is a paragraph with a bigger line-height.
This is a paragraph with a bigger line-height.
This is a paragraph with a bigger line-height.
This is a paragraph with a bigger line-height.
</p>
</body>
</html>