fix(frontend): Add missing styles

[woxtu]

What

存在しないスタイルが使われているので追加します。内容は既存の同名のスタイルと同じです。

Why

期待した動作になっていないと思われるため。

Additional info (optional)

Checklist

• [x] Read the contribution guide
• [ ] Test working in a local environment
• [ ] (If needed) Add story of storybook
• [ ] (If needed) Update CHANGELOG.md
• [ ] (If possible) Add tests

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 77.68%. Comparing base (379ce01) to head (f0efca4).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #14031 +/- ## =========================================== - Coverage 77.79% 77.68% -0.12% =========================================== Files 184 183 -1 Lines 25536 25410 -126 Branches 487 487 =========================================== - Hits 19865 19739 -126 Misses 5664 5664 Partials 7 7 ```

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[syuilo]

🙏🏻