fix 介绍页细节调整

 <!--
  * @Date: 2024-04-10 16:08:09
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2024-04-16 10:19:12
+ * @LastEditTime: 2024-04-16 10:30:59
  * @FilePath: /fxPark/src/views/fxPark/intro.vue
  * @Description: 植被介绍页
 -->
@@ -86,7 +86,7 @@ const INTRO_IMG = { // 植被介绍七牛图片地址映射
 const audioPlayer = ref(null);
 const audioStatus = ref('play');
 const audio_list = ref([]);
-const audioIndex = ref(+revision);
+const audioIndex = ref(+revision); // 当前音频index
 
 const handelPlay = () => {
   audioPlayer.value.play();
@@ -126,6 +126,7 @@ onMounted(async () => {
           //   audio_name: item.audio_name,
           //   audio_note: item.audio_note,
           // });
+        // TODO: 暂时用假数据
         audio_list.value.push({
           audio_url: 'http://downsc.chinaz.net/files/download/sound1/201206/1638.mp3',
           audio_cover: 'https://picsum.photos/50/50',
@@ -134,6 +135,7 @@ onMounted(async () => {
         });
       }
     });
+    // 自动播放音频
     nextTick(() => {
       handelPlay();
     })
@@ -161,7 +163,7 @@ const goToPoster = () => { // 去海报页
   });
 };
 
-const goToIndex = () => {
+const goToIndex = () => { // 返回首页
   $router.push({
     path: '/',
   });
@@ -180,18 +182,18 @@ const goToIndex = () => {
     right: 10px;
     top: 10px;
     img {
-      width: 2.5rem;
-      height: 2.5rem;
+      width: 2rem;
+      height: 2rem;
       border-radius: 50%;
     }
   }
   .go-back-wrapper {
     position: absolute;
     right: 10px;
-    top: 50px;
+    top: 3.5rem;
     img {
-      width: 2.5rem;
-      height: 2.5rem;
+      width: 2rem;
+      height: 2rem;
       border-radius: 50%;
     }
   }