diff --git a/CSS specificity.html b/CSS specificity.html
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+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=z, initial-scale=1.0">
+    <title>Document</title>
+    <style>
+        /* The specificity of this selector is 1 */
+        h1 {
+            color: yellow;
+        }
+        
+        /* This is an example of an attribute selector. The specificity of this selector is 10 */
+         [data-x=a]{ 
+            color: green; /* [Attribute selector] */
+        }  
+        
+        /* The specificity of this selector is 1 + 10 = 11*/
+        h1.cpurple {
+            color: purple;
+        }
+        /* The specificity of this selector is 10 */
+        .cred {
+            color: red;
+        }
+
+        /* The specificity of this selector is 1 + 10 + 10 + 10 + 10 = 41 */
+        a.harryclass.rohan-class[href]:hover {
+            color: blueviolet;
+        }
+
+    </style>
+</head>
+
+<body>
+    <div>
+        <h1 class="yellow cred cpurple" data-x="a">CSS Specificity</h1>
+    </div>
+
+</body>
+
+</html>
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