diff --git a/src/main/resources/web/index.html b/src/main/resources/web/index.html
index 239d973..4be255d 100644
--- a/src/main/resources/web/index.html
+++ b/src/main/resources/web/index.html
@@ -59,6 +59,14 @@
         }
         button:hover { background: var(--primary-hover); transform: translateY(-1px); }
         
+        .btn-secondary {
+            background: #64748b !important;
+            color: #f8fafc !important;
+        }
+        .btn-secondary:hover {
+            background: #94a3b8 !important;
+        }
+
         .icon-button:hover {
             color: var(--primary) !important;
             transform: scale(1.1);
@@ -190,7 +198,7 @@
                 <div style="display: flex; align-items: center; gap: 10px;">
                     <input type="file" id="fileInput" accept=".json">
                     <button onclick="uploadFile()">Upload</button>
-                    <button onclick="clearCache()" style="background: #475569;">Clear Cache</button>
+                    <button onclick="clearCache()" class="btn-secondary">Clear Cache</button>
                 </div>
             </div>
             <div id="currentCodeDisplay" style="background: #0f172a; padding: 10px 15px; border-radius: 8px; border: 1px solid var(--border); display: flex; flex-direction: column; align-items: center; min-width: 110px;">