The paragraph that starts with "The zoo is open every day..." has been added in .introduction. Line height value increased, background color of the .introduction is set to white, border is removed from the logo

Color of the bear images borders changed so that each image has different border color. Bear images (.image-container img) are aligned at the top.

meta elements and title element have been added, subheading is removed in .tigers and heading is renewed. The color of h2 in .tigers has been changed to white so that it's readable and its contrast radio value is sufficient.

background color, of the .giraffe, color of the p, h2 and h3 in .giraffe changed

another news item added to the .news, h2 in .news and news items are aligned at the center, font size of the first p in the .giraffe has been increased

buttons styled, added :hover feature

max-width of .membership set to 700px and it has been centered with margin:0 auto.

links in .programs (useful links) open in a new tab now, cards in .programs are displayed horizontally

the position of the badge has been changed and transition effect has been added

.pandas section added to the html and styled similarly to that of .tigers

headings are corrected so that it has semantic meaning, accessibility issues solved (low contrast radio colors adjusted)

Comments added to classify the codes

overflow issue with panda image and footer solved