W3School TIY Editor
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<html> <head> <style type="text/css"> h1 {text-transform: uppercase} p.uppercase {text-transform: uppercase} p.lowercase {text-transform: lowercase} p.capitalize {text-transform: capitalize} </style> </head> <body> <h1>This Is An H1 Element</h1> <p class="uppercase">This is some text in a paragraph.</p> <p class="lowercase">This is some text in a paragraph.</p> <p class="capitalize">This is some text in a paragraph.</p> </body> </html>