Someone

<?php
	    $file=fopen('style2.css','rw+');
	    $content=$_POST['style'];
	    $blank="";
	    if ($file != $blank) {
	    fwrite($file, $blank);
	    fwrite($file, $content);
	    echo "Cleared File...";
	    echo "Style Updated...";
	    }
	    else{
	    fwrite($file, $content);
	    echo "File is Clear...";
	    echo "Style Updated...";
	    }
	    
?>