diff --git a/keyBoard.xcodeproj/project.pbxproj b/keyBoard.xcodeproj/project.pbxproj
index ccbc5cf..f369ca6 100644
--- a/keyBoard.xcodeproj/project.pbxproj
+++ b/keyBoard.xcodeproj/project.pbxproj
@@ -55,7 +55,7 @@
 		04791FFB2ED5EAB8004E8522 /* fense.zip in Resources */ = {isa = PBXBuildFile; fileRef = 04791FFA2ED5EAB8004E8522 /* fense.zip */; };
 		04791FFC2ED71D17004E8522 /* UIColor+Extension.m in Sources */ = {isa = PBXBuildFile; fileRef = 04FC95E42EB220B5007BD342 /* UIColor+Extension.m */; };
 		04791FFF2ED830FA004E8522 /* KBKeyboardMaskView.m in Sources */ = {isa = PBXBuildFile; fileRef = 04791FFE2ED830FA004E8522 /* KBKeyboardMaskView.m */; };
-		047920032ED8343D004E8522 /* kb_guide_keyboard.gif in Resources */ = {isa = PBXBuildFile; fileRef = 047920022ED8343D004E8522 /* kb_guide_keyboard.gif */; };
+		047920072ED86ABC004E8522 /* kb_guide_keyboard.gif in Resources */ = {isa = PBXBuildFile; fileRef = 047920062ED86ABC004E8522 /* kb_guide_keyboard.gif */; };
 		047C650D2EBC8A840035E841 /* KBPanModalView.m in Sources */ = {isa = PBXBuildFile; fileRef = 047C650C2EBC8A840035E841 /* KBPanModalView.m */; };
 		047C65102EBCA8DD0035E841 /* HomeRankContentVC.m in Sources */ = {isa = PBXBuildFile; fileRef = 047C650F2EBCA8DD0035E841 /* HomeRankContentVC.m */; };
 		047C65502EBCBA9E0035E841 /* KBShopVC.m in Sources */ = {isa = PBXBuildFile; fileRef = 047C654F2EBCBA9E0035E841 /* KBShopVC.m */; };
@@ -269,7 +269,7 @@
 		04791FFA2ED5EAB8004E8522 /* fense.zip */ = {isa = PBXFileReference; lastKnownFileType = archive.zip; path = fense.zip; sourceTree = "<group>"; };
 		04791FFD2ED830FA004E8522 /* KBKeyboardMaskView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBKeyboardMaskView.h; sourceTree = "<group>"; };
 		04791FFE2ED830FA004E8522 /* KBKeyboardMaskView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBKeyboardMaskView.m; sourceTree = "<group>"; };
-		047920022ED8343D004E8522 /* kb_guide_keyboard.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; path = kb_guide_keyboard.gif; sourceTree = "<group>"; };
+		047920062ED86ABC004E8522 /* kb_guide_keyboard.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; path = kb_guide_keyboard.gif; sourceTree = "<group>"; };
 		047C650B2EBC8A840035E841 /* KBPanModalView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBPanModalView.h; sourceTree = "<group>"; };
 		047C650C2EBC8A840035E841 /* KBPanModalView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBPanModalView.m; sourceTree = "<group>"; };
 		047C650E2EBCA8DD0035E841 /* HomeRankContentVC.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = HomeRankContentVC.h; sourceTree = "<group>"; };
@@ -627,7 +627,7 @@
 		047C652C2EBCAAAC0035E841 /* Resource */ = {
 			isa = PBXGroup;
 			children = (
-				047920022ED8343D004E8522 /* kb_guide_keyboard.gif */,
+				047920062ED86ABC004E8522 /* kb_guide_keyboard.gif */,
 				04286A122ECDEBF900CE730C /* KBSkinIconMap.strings */,
 				04286A0E2ECDA71B00CE730C /* 001.zip */,
 			);
@@ -1466,7 +1466,7 @@
 				04286A0F2ECDA71B00CE730C /* 001.zip in Resources */,
 				04C6EABA2EAF86530089C901 /* Assets.xcassets in Resources */,
 				04A9FE212EB893F10020DB6D /* Localizable.strings in Resources */,
-				047920032ED8343D004E8522 /* kb_guide_keyboard.gif in Resources */,
+				047920072ED86ABC004E8522 /* kb_guide_keyboard.gif in Resources */,
 				04C6EABC2EAF86530089C901 /* LaunchScreen.storyboard in Resources */,
 				04286A132ECDEBF900CE730C /* KBSkinIconMap.strings in Resources */,
 				04C6EABD2EAF86530089C901 /* Main.storyboard in Resources */,
diff --git a/keyBoard/Class/Guard/V/KBKeyboardMaskView.m b/keyBoard/Class/Guard/V/KBKeyboardMaskView.m
index c2681b8..0fd60d0 100644
--- a/keyBoard/Class/Guard/V/KBKeyboardMaskView.m
+++ b/keyBoard/Class/Guard/V/KBKeyboardMaskView.m
@@ -18,7 +18,7 @@
 - (instancetype)initWithFrame:(CGRect)frame {
     self = [super initWithFrame:frame];
     if (!self) return nil;
-    self.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.55];
+    self.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.5];
     self.userInteractionEnabled = YES;
 
     // 返回按钮
@@ -47,8 +47,8 @@
     CGFloat screenW = UIScreen.mainScreen.bounds.size.width;
     [_gifView mas_makeConstraints:^(MASConstraintMaker *make) {
         make.centerX.equalTo(self);
-        make.width.mas_equalTo(screenW);
-        make.height.mas_equalTo(300);
+        make.width.mas_equalTo(KBFit(316));
+        make.height.mas_equalTo(KBFit(209));
         // 竖直方向不在这里约束，由 layoutSubviews 手动布局
     }];
 
diff --git a/keyBoard/Class/Resource/kb_guide_keyboard.gif b/keyBoard/Class/Resource/kb_guide_keyboard.gif
index fe63b90..12a72ea 100644
Binary files a/keyBoard/Class/Resource/kb_guide_keyboard.gif and b/keyBoard/Class/Resource/kb_guide_keyboard.gif differ