Is the Russian handwriting б written from left to right or from right to left?

using a mouse is not as easy as writing directly, but I hope you can understand! Russian calligraphy is also very beautiful! /7LsWdDW5_xN3otqbppnN2DJv/%B8%B1%BF%C6%BC%B6%B8%B1%BD%CC%CA%DA/pic/item/a2ecd3823659ad4d562259.jpg