formatting for headings

README.md

@@ -196,9 +196,10 @@ docker build -t bitwarden_rs .
 
 For building binary outside the Docker environment and running it locally without docker, please see [build instructions](BUILD.md).
 
-## Backup up your vault
 
-1. the sqlite3 database
+### Backing up your vault
+
+## 1. the sqlite3 database
 
 The sqlite3 database should be backed up using the proper sqlite3 backup command. This will ensure the database does not become corrupted if the backup happens during a database write.
 
@@ -208,14 +209,14 @@ sqlite3 /$DATA_FOLDER/db.sqlite3 ".backup '/$DATA_FOLDER/db-backup/backup.sq3'"
 
 This command can be run via a CRON job everyday, however note that it will overwrite the same backup.sq3 file each time. This backup file should therefore be saved via incremental back either using a CRON job command that appends a timestamp or from another backup app such as Duplicati.
  
-2. the key files
+## 2. the key files
 
 By default, these are located in the `$DATA_FOLDER` (by default /data in the docker). There are 3 files: rsa_key.der, rsa_key.pem, rsa_key.pub.der.
 
-3. the attachements folder
+## 3. the attachements folder
 
 By default, this is located in `$DATA_FOLDER/attachments`
 
-4. Icon Cache
+## 4. Icon Cache
 
 This is optional, the icon cache can redownload itself however if you have a large cache, it may take a long time. By default it is located in `$DATA_FOLDER/icon_cache`