16:9 aspect ratio animated video mp4 female clothing legwear skirt uniform school uniform footwear standing socks black legwear solo focus 2girls multiple girls no audio music window shirt medium hair chair outdoors sky cloud white shirt wind blue sky instrument desk blurry depth of field bird pleated skirt sunset black socks cowboy shot ankle socks blue skirt official art wind lift cloudy sky floating hair seagull playing instrument fence school desk rooftop chalkboard flute piano trumpet iron fence security camera music stand grand piano caloriemate medium skirt piano bench surges (song) yamashita shingo