<!DOCTYPE html>
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
.spacer {
background: lightgray;
block-size: 100px;
}
.target {
font: 50px/2 Ahem;
height: 275px;
}
.clamp {
line-clamp: 3;
}
@supports not (line-clamp: 3) {
.clamp {
-webkit-line-clamp: 3;
display: -webkit-box;
-webkit-box-orient: vertical;
overflow: hidden;
}
}
</style>
<div class="spacer"></div>
<div class="target clamp">
A<br>
B<br>
C<br>
D</div>
<div class="spacer"></div>