code formatting for TIL

_notes/2022-11-21-1669074967.md

@@ -19,6 +19,7 @@ git fetch {contributing_username}
 # create a new local branch, based on the branch from the PR
 git checkout -b {contributing_username}-{branch} {contributing_username}/{branch}
 ```
+{: .code}
 
 Now you have a local branch that mirrors whatever’s in the contributing repository’s branch. Want to make some changes?
 
@@ -31,6 +32,7 @@ git branch {contributing_username}-{branch} -u {contributing_username}/{branch}
 # push commits in your current branch to {branch} from the PR
 git push {contributing_username} HEAD:{branch}
 ```
+{: .code}
 
 Otherwise, you can make and commit any edits, merge to your main branch (ideally with a merge commit indicating you’re closing the PR #, use `git merge --no-ff` to ensure there’s a merge commit), then push, updating your repo and automatically closing the PR in the process.