Update index.html
testing to see if I can add new elements correctly

2 new elements iridium and rhenium
All element boxes filled in/ had to add 1 more
try to fix block problem
Slight changes such as info background color, Promethium spelling
Credit where it's due
Tweaking
Added my elements to page
grammar
grammar (again)
Testing "info-name"
Another test
test
Revert "test"

This reverts commit 031d77870e965825bdc019c983bb2d0ff1f8d7ba.
test
test
Don't use h1 info-name