Added changes no 2
Added parts of stage 2 and bug corrections on CSS styles of part No. 1
stage 3 of homework 04 completed
Stage No. 4 was completed. statistics table was created.
Stage 5 added
Stage 6 added
Stage 7 completed
Stage 8 completed
Stage 9 completed. End of part 1 of Homework 04. Grids and layout bugs were corrected. Mos of the errors were caused by typos in the css and bootstrap tags