diff --git a/assets/main.css b/assets/main.css
index a56830a..5872209 100644
--- a/assets/main.css
+++ b/assets/main.css
@@ -96,6 +96,10 @@ h3 {
     top: 3px;
 }
 
+.btn[disabled] .clippy {
+    opacity: .3;
+}
+
 /* Code
    ========================================================================== */
 
diff --git a/assets/main.js b/assets/main.js
index 93f4d0b..190d772 100644
--- a/assets/main.js
+++ b/assets/main.js
@@ -5,14 +5,12 @@ document.addEventListener('DOMContentLoaded', function() {
     var btns = clipboard.triggers;
 
     for (var i = 0; i < btns.length; i++) {
-        btns[i].addEventListener('copy', function(e) {
-            console.info('Event:', e.type);
-            console.info('Text:', e.detail);
-        });
+        btns[i].addEventListener('copy', complete);
+        btns[i].addEventListener('cut', complete);
 
-        btns[i].addEventListener('cut', function(e) {
-            console.info('Event:', e.type);
-            console.info('Text:', e.detail);
+        btns[i].addEventListener('mouseleave', function(e) {
+            e.currentTarget.classList.remove('tooltipped', 'tooltipped-s');
+            e.currentTarget.removeAttribute('aria-label');
         });
 
         btns[i].addEventListener('no-support', function(e) {
@@ -24,4 +22,12 @@ document.addEventListener('DOMContentLoaded', function() {
             }
         });
     }
+
+    function complete(e) {
+        console.info('Event:', e.type);
+        console.info('Text:', e.detail);
+
+        e.currentTarget.classList.add('tooltipped', 'tooltipped-s');
+        e.currentTarget.setAttribute('aria-label', 'Copied!');
+    }
 });
diff --git a/index.html b/index.html
index edc5b00..eb7ba76 100644
--- a/index.html
+++ b/index.html
@@ -61,7 +61,7 @@ allowtransparency="true" frameborder="0" scrolling="0" width="156" height="30"><
               Sorry, your browser do not support copy text to clipboard.
             </div>
 
-            <button class="btn" data-action="copy" data-text="Just because you can doesn't mean you should — clipboard.js">Copy to the clipboard</button>
+            <button class="btn" data-action="copy" data-text="Just because you can doesn't mean you should — clipboard.js">Copy to clipboard</button>
         </div>
 
         <pre><code class="html">&lt;!-- Trigger --&gt;
@@ -80,7 +80,7 @@ allowtransparency="true" frameborder="0" scrolling="0" width="156" height="30"><
             <div class="input-group">
                 <input id="foo" type="text" value="https://github.com/zenorocha/clipboard.js.git">
                 <span class="input-group-button">
-                    <button class="btn" type="button" data-action="copy" data-target="foo">
+                    <button aria-label="Copy to clipboard" class="btn" type="button" data-action="copy" data-target="foo">
                         <img class="clippy" src="assets/clippy.svg" width="13" alt="Clipboard icon">
                     </button>
                 </span>
@@ -108,7 +108,7 @@ allowtransparency="true" frameborder="0" scrolling="0" width="156" height="30"><
             </div>
             <div class="form-actions">
                 <button class="btn" type="button" data-action="cut" data-target="bar">
-                    Cut to the clipboard
+                    Cut to clipboard
                 </button>
             </div>
         </div>