diff --git a/src/views/home/workspace.vue b/src/views/home/workspace.vue
index 798346c..604af98 100644
--- a/src/views/home/workspace.vue
+++ b/src/views/home/workspace.vue
@@ -101,6 +101,26 @@ export default {
   created() {
     let random = Math.random();
     getCheckCode({ type: "math", s: random });
+
+    var items = document.getElementsByClassName("ball");
+    //console.log(items)
+    for (var i = 0; i < items.length; i++) {
+      items[i].addEventListener("click", function () {
+        console.log(this);
+      });
+    }
+    for (var i = 0; i < items.length; i++) {
+      items[i].addEventListener("mouseover", function () {
+        for (j = 0; j < items.length; j++) {
+          items[j].style.animationPlayState = "paused";
+        }
+      });
+      items[i].addEventListener("mouseout", function () {
+        for (j = 0; j < items.length; j++) {
+          items[j].style.animationPlayState = "running";
+        }
+      });
+    }
   },
   methods: {
     gotoPage(val) {