CSS on the text isn't working

CSS on the text isn't working

References

Reference NO 1

http://meyerweb.com/eric/articles/webrev/199904.html

Reference NO 2

http://stackoverflow.com/questions/10737473/html-css-button-text-alignment-isnt-working

Reference NO 3

http://stackoverflow.com/questions/14250414/css-html-code-isnt-working-font-isnt-getting-applied

Reference NO 4

http://www.codecademy.com/forum_questions/50b7fdd60744d2dfea0000b7

Reference NO 5

http://wordpress.org/support/topic/centering-image-caption-text-css-isnt-working

Reference NO 6

http://phrogz.net/css/vertical-align/

Reference NO 7

http://answers.yahoo.com/question/index?qid=20130307232353AAGpUxF

Reference NO 8

http://www.iamchristinabot.com/blog/20110514/why-isnt-my-css-class-working-in-hover-or-active-state-of-a-link/