changed button styles

index.html

@@ -97,7 +97,7 @@
         </div>
 
         <!-- test only -->
-        <button onclick="showHistory()">histry</button>
+        <!-- <button onclick="showHistory()">histry</button> -->
         <!--<button
           onclick="addToHistory('https://tse3.explicit.bing.net/th?id=OIP.iC2nXJ8sgDXaO8xp3X3izAHaE6&pid=Api&P=0&h=180')"
         >
@@ -112,7 +112,7 @@
           "
         >
           <button id="btn" class="primary-btn">Generate</button>
-          <button id="downloadBtn" class="hidden">Download Image</button>
+          <button id="downloadBtn" class="hidden secondary-btn">Download Image</button>
         </div>
       </div>