升级依赖模块

package.json

@@ -63,21 +63,21 @@
     "webpack-merge": "^4.2.2"
   },
   "dependencies": {
-    "axios": "^0.19.2",
+    "axios": "^0.20.0",
     "cross-env": "^7.0.2",
     "js-cookie": "^2.2.1",
     "lodash": "^4.17.15",
     "promise.prototype.finally": "^3.1.2",
     "regenerator": "^0.14.4",
     "swiper": "^5.4.5",
-    "vant": "^2.9.1",
-    "vue": "^2.6.11",
+    "vant": "^2.10.3",
+    "vue": "^2.6.12",
     "vue-awesome-swiper": "^4.1.1",
     "vue-i18n": "^8.16.0",
-    "vue-loader": "^15.9.1",
+    "vue-loader": "^15.9.3",
     "vue-meta-info": "^0.1.7",
-    "vue-router": "^3.3.4",
-    "vue-template-compiler": "^2.6.11",
+    "vue-router": "^3.4.3",
+    "vue-template-compiler": "^2.6.12",
     "vuex": "^3.5.1"
   }
 }

src/pages/course/learn/item.vue

@@ -5,7 +5,9 @@
       class="main-tabs"
       v-model="tabActive"
       color="#c62245"
+      :line-width="80"
       :line-height="2"
+      :border="true"
       :swipeable="true"
     >
       <van-tab title="按章节学习">