<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point{
width:75%;
padding:25px 0;
border:1px solid #8c8c8c;
}
</style>
</head>
<body>
<div id="point">
Width of this container (div) is 75%.
</div>
<p><strong>Note</strong>: This div is resizable and always 75% of actual screen width. Try to reduce the width of this output window.</p> </body>
</html>