Reverts styles.css back one commit.

What's Changed

• Feature/utc 106 add css styles for network posts extended by @UTCbridget in #118
• Merge pull request #114 from UTCWeb/develop by @weston-gentry in #115
• Merge pull request #118 from UTCbridget/feature/UTC-106-add-css-style… by @UTCbridget in #121
• Update the styles.css (2.0) to accommodate upsun. by @UTCbridget in #120
• Update Theme's main branch css to accommodate Upsun installation. by @UTCbridget in #122
• Merge pull request #122 from UTCWeb/develop by @UTCbridget in #123
• Reverts styles.css to 66b076c commit. by @weston-gentry in #125

Full Changelog: 1.8.11...2.0.1