diff --git a/HTML_with_CSS_in_Header files/Example.HTML b/HTML_with_CSS_in_Header files/Example.HTML
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+<!DOCTYPE html>
+<html>
+<head>
+<meta name="viewport" content="width=device-width, initial-scale=1">
+<style>
+div {
+  margin-bottom: 15px;
+  padding: 4px 12px;
+}
+
+.danger {
+  background-color: #ffdddd;
+  border-left: 6px solid #f44336;
+}
+
+.success {
+  background-color: #ddffdd;
+  border-left: 6px solid #4CAF50;
+}
+
+.info {
+  background-color: #e7f3fe;
+  border-left: 6px solid #2196F3;
+}
+
+
+.warning {
+  background-color: #ffffcc;
+  border-left: 6px solid #ffeb3b;
+}
+</style>
+</head>
+<body>
+
+<h2>Notes</h2>
+<div class="danger">
+  <p><strong>Danger!</strong> This example is made by Ishak Hari</p>
+</div>
+
+<div class="success">
+  <p><strong>Success!</strong> This example is made by Ishak Hari</p>
+</div>
+
+<div class="info">
+  <p><strong>Info!</strong> This example is made by Ishak Hari</p>
+</div>
+
+<div class="warning">
+  <p><strong>Warning!</strong>  This example is made by Ishak Hari</p>
+</div>
+
+</body>
+</html>
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