The warehouse is in semi-darkness. the staircase is dimly lit by lanternsThe warehouse is in semi-darkness. The staircase is dimly lit by lanterns
Schematic representation of the operating system on a green backgroundSchematic representation of the operating system on a green background
Linuk ubuntu operating system logo on a black backgroundLinuk ubuntu operating system logo on a black background
In the semi-darkness, a white line in the form of a patternIn the semi-darkness, a white line in the form of a pattern