diff --git a/doc/assets/numbers.html b/doc/assets/numbers.html
index 01362eb9d..29ba34c89 100644
--- a/doc/assets/numbers.html
+++ b/doc/assets/numbers.html
@@ -28,10 +28,12 @@
     <div class="button-row">
         <!-- Buttons for first digit -->
         <button onclick="changeDigit(0, 1)">+</button>
+         
         <button onclick="changeDigit(0, -1)">-</button>
             
         <!-- Buttons for second digit -->
         <button onclick="changeDigit(1, 1)">+</button>
+         
         <button onclick="changeDigit(1, -1)">-</button>
     </div>