Revert "Styling to h1; fixing spelling mistakes in content"

This reverts commit 44947e70bf218fec330a0dad66f1b8d5bffd00bd.
Revert "Revert "Styling to h1; fixing spelling mistakes in content""

This reverts commit 1d6dc259078db96ef966bb3fd6e5326f5004baa0.
Merge remote-tracking branch 'origin/master'