In preliminary provisions, further providing for definitions; in county boards of elections, further providing for powers and duties of county boards; in preparation for and conduct of primaries and elections, further providing for manner of applying to vote, persons entitled to vote, voter's certificates, entries to be made in district register, numbered lists of voters and challenges and for what ballots shall be counted and manner of counting and defective ballots; in voting by qualified absentee electors, further providing for applications for official absentee ballots, for date of application for absentee ballot, for approval of application for absentee ballot, for absentee and mail-in electors files and lists, for official absentee voters ballots, for envelopes for official absentee ballots, for voting by absentee electors and for canvassing of official absentee ballots and mail-in ballots and providing for violation of provisions relating to absentee voting; and, in voting by qualified mail-in electors, further providing for applications for official mail-in ballots, for date of application for mail-in ballot and for approval of application for mail-in ballot, providing for mail-in electors' files and lists, further providing for official mail-in elector ballots, for envelopes for official mail-in ballots and for voting by mail-in electors and providing for violation of provisions relating to mail-in voting.