Fix off-by-one in CSS breakpoint alignment with MUI breakpoints
Fix off-by-one in CSS breakpoint alignment with MUI breakpoints

Discordius/Lesswrong2,Discordius/Telescope,Discordius/Lesswrong2,Discordius/Telescope,Discordius/Lesswrong2,Discordius/Lesswrong2,Discordius/Telescope,Discordius/Telescope