Remove unused imports and changed and improved layout design and responsiveness in some components and fixed some bugs.

src/pages/generation.tsx

@@ -173,7 +173,7 @@ export default function Generation({ id, user, exam, examModule, permissions }:
 						<RadioGroup
 							value={currentModule}
 							onChange={(currentModule) => updateRoot({ currentModule })}
-							className="flex flex-row -2xl:flex-wrap w-full gap-4 -md:justify-center justify-between">
+							className="flex flex-row flex-wrap w-full gap-4 -md:justify-center justify-between">
 							{[...MODULE_ARRAY].filter(m => permissions[m]).map((x) => (
 								<Radio value={x} key={x}>
 									{({ checked }) => (