added new restriction and fixed button dowload

src/components/Dowload/style.module.css

@@ -1,24 +1,43 @@
 .downloadBtn {
   display: flex;
+  justify-content: center;
   align-items: center;
-  background: #217346;
-  color: white;
-  border: none;
-  padding: 10px 16px;
+  gap: 8px;
+  background: #ffffff;
+  border: 1px solid #ddd;
+  border-bottom: none;
+  padding: 5px 5px;
   cursor: pointer;
   border-radius: 10px 10px 0 0;
   font-size: 14px;
   font-weight: 600;
   transition: background 0.2s ease;
+  min-width: 50px;
 }
 
 .downloadBtn:hover {
-  background: #1e5838;
+  background: #95d2b0;
 }
 
-/* Icono con css puro */
-.icon {
-  width: 18px;
-  height: 18px;
-  position: relative;
-}
+.downloadBtn:disabled {
+  background: #a5a5a5;
+  cursor: not-allowed;
+}
+
+.loader {
+  border: 3px solid #ffffff55;
+  border-top: 3px solid white;
+  border-radius: 50%;
+  width: 16px;
+  height: 16px;
+  animation: spin 0.8s linear infinite;
+}
+
+@keyframes spin {
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
+}