The text-transform property (CSS Reference)
Introduction
The text-transform property can be used to specify whether
the text will appear in uppercase, lowercase or capitalize.
Example
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0
Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head><title>text-transform
Demonstration</title>
<style type="text/css">
p.uppercase
{
text-transform:uppercase;
}
p.lowercase
{
text-transform:lowercase;
}
p.capitalize
{
text-transform:capitalize;
}
</style>
</head>
<body>
<h1><p>text-transform
demonstration</p></h1>
<h2>
<p class="uppercase">this is
uppercase</p>
<p class="lowercase">this is
lowercase</p>
<p class="capitalize">this is
capitalize</p>
</h2>
</body>
</html>
Output

Values
|
Name:
|
Description:
|
|
capitalize
|
This value is used to transform the first char of each
word in uppercase.
|
|
none
|
This can be used if you do not want use any transformation
or if you want to make sure that no previous settings affects the current
element.
|
|
lowercase
|
This value can be used to transform the complete text in
lowercase.
|
|
uppercase
|
This value can be used to transform the complete text in
uppercase.
|
|