<!DOCTYPE html>
<html>
<head>
<style>
textarea#test {
resize: none;
}
</style>
</head>
<body>
<p><b>Note:</b> Internet Explorer does not support the resize property.</p>
<p>By default, textareas are resizable. In this example, we have used the resize property to prevent the textarea to be resized.</p>
<textarea id="test">Not resizable</textarea>
<br>
<textarea>Resizable (default)</textarea>
</body>
</html>