You can define the text case for your style by using the text-transform property. In this way, you can display the text either with initial capital letters, in all capital letters, in all small letters, or as it was typed.
File: Data.xml
<?xml version="1.0" ?>
<?xml-stylesheet type="text/css" href="Style.css" ?>
<employees>
<name language="English">T1</name>
<name language="Latin">T2</name>
<projects>
<project>project1</project>
<project>project2</project>
<project>
project3
</project>
</projects>
<weight>3 points</weight>
<length>3 years</length>
</employees>
File: Style.css
project {
font-style:italic;
text-transform:uppercase
}
weight{
text-decoration:underline
}