minor error corrections

error corrections in cv file and css
Revert "minor error corrections"

This reverts commit 1a33c811b6509539780d3a9b4e41c8da109acfc4.
Revert "minor corrections links"

This reverts commit 2f8d81e9f09a364eb9640e18e5ff33cb4557064c.
reversing changes on cv page

reversing earlier changes on links to certificates on cv page