docs: fixed some of the sentence structure (#1588)

Author: rv-bsnyder

docs/config/README.md

@@ -13,11 +13,11 @@ sidebar: auto
 - Type: `string`
 - Default: `/`
 
-The base URL the site will be deployed at. You will need to set this if you plan to deploy your site under a sub path, for example GitHub pages. If you plan to deploy your site to `https://foo.github.io/bar/`, then `base` should be set to `"/bar/"`. It should always start and end with a slash.
+The base URL to which the site will be deployed. You will need to set this if you plan to deploy your site under a sub path, for example GitHub pages. If you plan to deploy your site to `https://foo.github.io/bar/`, then `base` should be set to `"/bar/"`. It should always start and end with a forward slash (/).
 
 The `base` is automatically prepended to all the URLs that start with `/` in other options, so you only need to specify it once.
 
-**Also see:**
+**See also:**
 
 - [Base URL](../guide/assets.md#base-url)
 - [Deploy Guide > Github Pages](../guide/deploy.md#github-pages)