Revert "this?"

This reverts commit d410f3e54a3ecbe91af4a520dd14210256c0737c.
Revert "-pos"

This reverts commit 8befefc990b098f1451b2600de010416c719fc77.
Revert "this"

This reverts commit 3b509c47402c75b5738af50090bd0231ff5992cb.
Revert "kill affix css"

This reverts commit 2ad0d7fc6f6caa6f4ee267691dffbe94a2d82a0e.
Revert "affix banner"

This reverts commit d1ddcc4d3a226139891ff6890e8fac8a6e60034b.