Merge branch 'lhd'

src/views/book/courseware/preview/components/character_structure/CharacterStructurePreview.vue

@@ -21,7 +21,16 @@
           @choose="choose($event)"
         >
           <transition-group>
-            <div v-for="(item, i) in data.structure_select_list" :id="item.id" :key="'op' + i" class="option_one">
+            <div
+              class="option_one"
+              :id="item.id"
+              v-for="(item, i) in data.structure_select_list"
+              :key="'op' + i"
+              :style="{
+                background:
+                  data.unified_attrib && data.unified_attrib.topic_color ? data.unified_attrib.topic_color : '',
+              }"
+            >
               <img
                 :src="item.type === 'local' ? require('@/assets/structure/' + item.value) : item.value"
                 class="small-img"