Image not center aligned

[Artemis-2]

Issue description
on page link https://cds-iiith.vlabs.ac.in/exp3/index.html# the images are left aligned and touching the left border of the page.
Resolution
Images must be center aligned for neat layout.

[Artemis-2]

address is wrong -it is actually https://cds-iiith.vlabs.ac.in/exp3/index.html#

[Artemis-2]

Also unused table tags in picture 2 and 3. These should be removed