Your browser does not support grid, so will not be supported. Hover over your browser version to see if there is a way to enable potential support. Sorry, I am no longer able to justify working on making the layout work on older devices.
A middle schooler...?T-This is my first time teaching a class, so let's try our best together, ok?C-Congratulations on entering Mimikaki University, I am your professor Saegusa.