The absolute length units are fixed in relation to each other. These units are used when the output format is already known. Following are some of the Absolute Length Units −
| Sr.No | Unit & Description |
|---|---|
| 1 | cm centimeters |
| 2 | mm millimeters |
| 3 | in inches (1in = 96px = 2.54cm) |
| 4 | px *pixels (1px = 1/96th of 1in) |
| 5 | pt points (1pt = 1/72 of 1in) |
| 6 | pc picas (1pc = 12 pt) |
Example
<!DOCTYPE html>
<html>
<head>
<style>
.demo {
text-decoration: overline underline;
text-decoration-color: blue;
font-size: 0.3in;
}
</style>
</head>
<body>
<h1>Details</h1>
<p class="demo">Examination Center near ABC College.</p>
<p class="demo2">Exam begins at 9AM.</p>
</body>
</html>Output

Example
Let us now see another example −
<!DOCTYPE html>
<html>
<head>
<style>
.demo {
font-size: 1cm;
}
.demo2 {
font-size: 5mm;
}
</style>
</head>
<body>
<h1>ICC Rankings</h1>
<p class="demo">ICC Test Rankings released 29th November.</p>
<p class="demo2">ICC ODI Rankings released 30th November.</p>
</body>
</html>Output
