<https://s.mj.run/hCGcsCHWMng> logo, simple line art style, minimalistic design, flat vector graphics of shield with green leaf in the middle on black background, under the green leaf there is a solid background with the text "ESN", under the text "ESN" there is a solid background with the text "小白教" in a teal green colour palette with dark grey and black colours. symmetrical composition, minimalism, and turquoise colour scheme, in the style of minimalism.