add reponsive

src/pages/Stat/StatPage.module.css

@@ -117,3 +117,52 @@
   cursor: pointer;
   width:200px;
 }
+
+@media screen and (max-width: 760px) {
+  .container {
+    flex-direction: column;
+    padding: 10px;
+  }
+
+  .leftBlock {
+    width: 100%;
+    margin-bottom: 20px;
+  }
+
+  .rightSection {
+    width: 100%;
+  }
+
+  .eventsContainer {
+    flex-direction: column;
+  }
+
+  .eventCard {
+    width: 100%;
+  }
+
+  .donutChart {
+    width: 120px;
+    height: 120px;
+  }
+
+  .memberCard {
+    flex-direction: column;
+    align-items: flex-start;
+    gap: 10px;
+  }
+
+  .buttonGroup {
+    width: 100%;
+    justify-content: space-between;
+  }
+
+  .validateButton,
+  .rejectButton {
+    flex: 1;
+    text-align: center;
+    padding: 8px;
+  }
+}
+
+