Implementation of index.html main video by @AlyafeiAli
new images in BrowseUsers.html by @AlyafeiAli
cleaning up StylesBrowseUsers.css by @AlyafeiAli and myself
-applying standard across all the site
-new naming convention standards for CSS, JS files and sub-directories
-separation of footer and navbar css to standardize their styling
-creation of Global.css style, for global default styles and "bootstrap-like" helper classes that follow our standard.