主界面添加，许多bug修复。祝贺黑盒1如期开始

Assets/scripts/UI/Panel/dontdestroyonload/btm and top.prefab

@@ -258,7 +258,7 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
   m_Color: {r: 1, g: 1, b: 1, a: 1}
-  m_RaycastTarget: 0
+  m_RaycastTarget: 1
   m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
   m_Maskable: 0
   m_OnCullStateChanged:
@@ -4732,6 +4732,7 @@ GameObject:
   - component: {fileID: 8671031786275937763}
   - component: {fileID: 5224241407313794548}
   - component: {fileID: 61231020966361337}
+  - component: {fileID: 3093056817030257919}
   - component: {fileID: 2510911207525280717}
   m_Layer: 5
   m_Name: btm and top
@@ -4854,6 +4855,7 @@ MonoBehaviour:
     guideSprites: []
   button_Music: {fileID: 5472029888669800656}
   musicPicRoot: {fileID: 0}
+  bgmMixerGroup: {fileID: -1352833484795664833, guid: 1ec6b149cf654494d8d97065d8f2ccac, type: 2}
   showMusicPicInUI: 1
   uiSceneName: UI_UI
   musicPicFadeTime: 0.25
@@ -4884,6 +4886,18 @@ MonoBehaviour:
   - sceneName: 
     backTargetScene: 
     depth: 4
+--- !u!114 &3093056817030257919
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 5054239668136224504}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 76ce63b908338a84c8a3aa071b90c46b, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
 --- !u!114 &2510911207525280717
 MonoBehaviour:
   m_ObjectHideFlags: 0

Assets/scripts/UI/Panel/dontdestroyonload/btmandtopController.cs

@@ -4,6 +4,7 @@ using UnityEngine.Events;
 using UnityEngine.SceneManagement;
 using UnityEngine.EventSystems;
 using System.Collections.Generic;
+using UnityEngine.Audio;
 using Bansonic;
 
 public class btmandtopController : MonoBehaviour, ICancelHandler
@@ -40,6 +41,7 @@ public class btmandtopController : MonoBehaviour, ICancelHandler
     public Button button_Music;
     [Header("MusicPic")]
     public RectTransform musicPicRoot;
+    public AudioMixerGroup bgmMixerGroup;
     public bool showMusicPicInUI = false;
     public string uiSceneName = "UI_UI";
     public float musicPicFadeTime = 0.25f;