排序题正确答案标绿色

src/views/exercise_questions/preview/SortPreview.vue

@@ -42,6 +42,7 @@
               'drag-item',
               {
                 error: itemNode.mark !== data.option_list[move_index].data_list[indexNode].mark && isJudgingRightWrong,
+                right: itemNode.mark === data.option_list[move_index].data_list[indexNode].mark && isJudgingRightWrong,
               },
               click_index_list.indexOf(indexNode) > -1 && select_index === move_index ? 'drag-item-active' : '',
             ]"
@@ -82,7 +83,7 @@
               <div
                 v-for="(itemNode, indexNode) in move_item.data_list"
                 :key="'answer-item' + indexNode"
-                :class="['drag-item']"
+                :class="['drag-item right']"
               >
                 <span class="drag-content rich-text" v-html="sanitizeHTML(itemNode.content)"></span>
               </div>
@@ -269,6 +270,15 @@ export default {
         border: 1px solid $error-color;
         border-radius: 4px;
       }
+
+      &.right {
+        border: 1px solid $right-color;
+        border-radius: 4px;
+
+        .drag-content {
+          background-color: $right-bc-color;
+        }
+      }
     }
 
     .drag-icon {