diff --git a/index.html b/index.html
index 6d98e93..2938c6a 100644
--- a/index.html
+++ b/index.html
@@ -11,24 +11,6 @@
     <div class="calculator">
         <input type="text" id="display" disabled />
         <div class="buttons">
-            <button onclick="clearDisplay()">C</button>
-            <button onclick="deleteLast()">DEL</button>
-            <button onclick="appendToDisplay('%')">%</button>
-            <button onclick="appendToDisplay('/')">/</button>
-            <button onclick="appendToDisplay('7')">7</button>
-            <button onclick="appendToDisplay('8')">8</button>
-            <button onclick="appendToDisplay('9')">9</button>
-            <button onclick="appendToDisplay('*')">*</button>
-            <button onclick="appendToDisplay('4')">4</button>
-            <button onclick="appendToDisplay('5')">5</button>
-            <button onclick="appendToDisplay('6')">6</button>
-            <button onclick="appendToDisplay('-')">-</button>
-            <button onclick="appendToDisplay('1')">1</button>
-            <button onclick="appendToDisplay('2')">2</button>
-            <button onclick="appendToDisplay('3')">3</button>
-            <button onclick="appendToDisplay('+')">+</button>
-            <button onclick="appendToDisplay('0')">0</button>
-            <button onclick="appendToDisplay('.')">.</button>
             <button onclick="calculate()">=</button>
         </div>
     </div>