Deprecate alert and replace with callout

content/post/_index.md

@@ -12,4 +12,4 @@ header:
   caption: ""
   image: ""
 ---
-Bunch of random posts (or just basic notes for my own reference)
+Bunch of random posts (or just basic notes for my own reference).

content/post/btrfs-commands/index.md

@@ -10,9 +10,9 @@ Quick collection of useful commands for maintaining a btrfs filesystem.
 Btrfs allows for easy management of software raids in RAID0, RAID1 and RAID10. RAID5 and RAID6 are implemented but not suggested for use. 
 
 
-{{% alert note %}}
+{{% callout note %}}
 Btrfs (pronounced as "butter fuss", "better F S", "butter F S", "b-tree F S", or simply by spelling it out) is a file system based on the copy-on-write (COW) principle, initially designed at Oracle Corporation for use in Linux. The development of Btrfs began in 2007, and since August 2014 the file system's on-disk format has been marked as stable.[13]
-{{% /alert %}}
+{{% /callout %}}
 
 ## btrfs device statistics
 The btrfs device commands are used to check the status of the device, such as read / write errors and disk usage.