Update index.html

index.html

@@ -314,8 +314,8 @@ footer {
 <div class="toggle-switch" style="position: absolute; top: 10px; right: 10px;">
   <input type="checkbox" id="theme-switch">
   <label for="theme-switch">
-    <div class="sun" style="background-color: #ff0; border-radius: 50%; width: 22px; height: 22px;"></div>
-    <div class="moon" style="background-color: #bbb; border-radius: 50%; width: 22px; height: 22px;"></div>
+    <div class="sun" style="background-color: #ff0; border-radius: 50%; width: 22px; height: 22px; text-align: center;">☀️</div>
+    <div class="moon" style="background-color: #bbb; border-radius: 50%; width: 22px; height: 22px; text-align: center;">🌙</div>
   </label>
 </div>