فقط انسخ الكود و غير الكلام و الرتباط
<html>
<head>
<title>bigtext</title>
<style>
.bigChange {color:blue; font-weight:bolder; font-size:175%; letter-spacing:4px;
text-transform: uppercase; background:yellow}
.start {color:yellow; background:navy}
</style>
<script LANGUAGE="JAVASCRIPT">
function highlightButton(s) {
if ("INPUT"==event.srcElement.tagName)
event.srcElement.className=s
}
</script>
</head>
<body>
<span onmouseover="this.style.fontSize = 'larger'"
onmouseout="this.style.fontSize =''" style="color:red">هنا اكتب
</span>
<span onmouseover="this.className = 'bigChange'"
onmouseout="this.className='start'"
class="start">And Over Here
</span>
</body>
</html>