Fix quick start formatting

docs/UserGuide.md

@@ -21,7 +21,7 @@ AssetBook-3 is a desktop application for logistics managers to keep track of con
 
 1. Copy the file into the folder you want to use as the _home folder_.
 
-1. Open a command terminal, `cd` into the folder you put the jar file in, and use the `java -jar assetbook.jar` command to run the application.<br>
+1. Open a command terminal, `cd` into the folder you put the jar file in, and use the `java -jar assetbook.jar` command to run the application.
    A GUI similar to the below should appear in a few seconds. Note how the app contains some sample data.<br>
    ![Ui](images/Ui.png)