1.1 sfasfasdfadsfsdaf 1.1.1 sahfjsahdfasddfj 1.1.2 sahfjsahdfasddfj 1.1.2.1 sahfjsahdfasddfj 1.1.2.2 safksajdklfasd 1.1.3 sahfjsahdfasddfj 1.2.... #### 1.1 sfasfasdfadsfsdaf 1.1.1 sahfjsahdfasddfj 1.1.2 sahfjsahdfasddfj #it should not be closed here (because next sublevel is opening here) 1.1.2.1 sahfjsahdfasddfj 1.1.2.2 safksajdklfasd #that should be closed here 1.1.3 sahfjsahdfasddfj 1.2.... #### 1.1 - first level 1.1.1 - second level (first section's sub level) 1.1.1.1 - third level (second section's sub level) 1.1.1.1.(i) - fourth level (third section's sub level) 1.1.1.1.(i).(a) - fifth level (fourth section's sub level)