watching these css videos not understanding one bit
https://docs.google.com/document/d/1Gka8X7VYxxuCYnfD0A3nxEzBrBCz0Catva8x-dv1r2I/edit
https://docs.google.com/document/d/1Gka8X7VYxxuCYnfD0A3nxEzBrBCz0Catva8x-dv1r2I/edit