图文融合作答字号默认16px 颜色为黑

src/views/book/courseware/preview/components/image_text/ImageTextPreview.vue

@@ -374,7 +374,9 @@ export default {
     height: 100%;
     padding: 5px;
     font-family: 'League', '楷体';
+    font-size: 16px;
     line-height: 1;
+    color: #000;
     text-align: center;
     resize: none;
     background: transparent;