修改

src/assets/css/common.css

+/* 公公样式 */
+.Answer_List{
+    width: 32px;
+    height: 32px;
+    border: none;
+    background: #fff;
+    border-radius:50%;
+    border:1px solid #E1EAF4;
+    text-align: center;
+    line-height: 32px;
+    color: #646873;
+    line-height: 32px;
+    cursor: pointer;
+  }
+  .Answer_List:hover{
+    border: 1px solid #94c1ff;
+    background: #e6f0ff;
+    color: #6BA9FF;
+  }
+  .Is_Answer{
+    background-color: #2961fe!important;
+    border:1px solid #2961fe!important;
+    color:#fff!important;
+  }