Some translations set each line of poetry farther to the right than the rest of the text to make it easier to read. The ULB does this with the poetry in 3:1-19.
Although this is a prayer, it is in the form of poetry. Habakkuk uses startling imagery to show his fear of Yahweh. (See: [[rc://en/ta/man/jit/writing-poetry]] and [[rc://en/tw/dict/bible/kt/fear]])