Popover and date time picker components hiding behind the iron-list of iron-data-table in Polymer

Question

When I click on a component inside the 5th row, component not hided by 1,2,3 and 4 rows. Only hide the component by rows after 5th one(6,7,8..)

Some flex property affecting in the component style.

Working fine in this state

Data behind the table list

Answer 1

Common problem in that component, already answered that here. I also used calendar in that list and this solution worked for me.