It is described among the five pictures, position switching of 3D animation.

EFAnimation small animation
...........................\.DS_Store
__MACOSX
........\EFAnimation small animation
........\...........................\._.DS_Store
EFAnimation small animation\.gitignore
__MACOSX\EFAnimation small animation\._.gitignore
EFAnimation small animation\EFAnimationMenu
...........................\...............\AppDelegate.h
__MACOSX\EFAnimation small animation\EFAnimationMenu
........\...........................\...............\._AppDelegate.h
EFAnimation small animation\EFAnimationMenu\AppDelegate.m
__MACOSX\EFAnimation small animation\EFAnimationMenu\._AppDelegate.m
EFAnimation small animation\EFAnimationMenu\Base.lproj
...........................\...............\..........\LaunchScreen.xib
__MACOSX\EFAnimation small animation\EFAnimationMenu\Base.lproj
........\...........................\...............\..........\._LaunchScreen.xib
EFAnimation small animation\EFAnimationMenu\Base.lproj\Main.storyboard
__MACOSX\EFAnimation small animation\EFAnimationMenu\Base.lproj\._Main.storyboard
........\...........................\...............\._Base.lproj
EFAnimation small animation\EFAnimationMenu\EFAnimationViewController.h
__MACOSX\EFAnimation small animation\EFAnimationMenu\._EFAnimationViewController.h
EFAnimation small animation\EFAnimationMenu\EFAnimationViewController.m
__MACOSX\EFAnimation small animation\EFAnimationMenu\._EFAnimationViewController.m
EFAnimation small animation\EFAnimationMenu\Images.xcassets
...........................\...............\...............\.DS_Store
__MACOSX\EFAnimation small animation\EFAnimationMenu\Images.xcassets
........\...........................\...............\...............\._.DS_Store
EFAnimation small animation\EFAnimationMenu\Images.xcassets\AppIcon.appiconset
...........................\...............\...............\..................\Contents.json
__MACOSX\EFAnimation small animation\EFAnimationMenu\Images.xcassets\AppIcon.appiconset
........\...........................\...............\...............\..................\._Contents.json
........\...........................\...............\...............\._AppIcon.appiconset
EFAnimation small animation\EFAnimationMenu\Images.xcassets\common_background.imageset
...........................\...............\...............\..........................\.DS_Store
__MACOSX\EFAnimation small animation\EFAnimationMenu\Images.xcassets\common_background.imageset
........\...........................\...............\...............\..........................\._.DS_Store
EFAnimation small animation\EFAnimationMenu\Images.xcassets\common_background.imageset\common_background.pdf
...........................\...............\...............\..........................\Contents.json
__MACOSX\EFAnimation small animation\EFAnimationMenu\Images.xcassets\._common_background.imageset
EFAnimation small animation\EFAnimationMenu\Images.xcassets\exer_icon_biology.imageset
...........................\...............\...............\..........................\Contents.json
__MACOSX\EFAnimation small animation\EFAnimationMenu\Images.xcassets\exer_icon_biology.imageset
........\...........................\...............\...............\..........................\._Contents.json
EFAnimation small animation\EFAnimationMenu\Images.xcassets\exer_icon_biology.imageset\exer_icon_biology.pdf
__MACOSX\EFAnimation small animation\EFAnimationMenu\Images.xcassets\exer_icon_biology.imageset\._exer_icon_biology.pdf
........\...........................\...............\...............\._exer_icon_biology.imageset
EFAnimation small animation\EFAnimationMenu\Images.xcassets\exer_icon_biology_hover.imageset
...........................\...............\...............\................................\Contents.json
...........................\...............\...............\................................\exer_icon_biology_hover.pdf
__MACOSX\EFAnimation small animation\EFAnimationMenu\Images.xcassets\._exer_icon_biology_hover.imageset
EFAnimation small animation\EFAnimationMenu\Images.xcassets\exer_icon_chemistry.imageset
.....................

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