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<head>
<style>
#point:after{
content:"\000C4";
}
</style>
</head>
<body>
<p>Uppercase A Umlaut using Hexa Decimal: Ä</p>
<p>Uppercase A Umlaut using HTML Code: Ä</p>
<p>Uppercase A Umlaut using HTML Entity: Ä</p>
<p id="point">Uppercase A Umlaut using CSS Entity: </p>
</body>
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