Cannot see the contents of the Font-Manager Window on the left hand side

[Spandi]

I think there is an UI issue.

The window doesn't adjust itself to show the contents due I guess fixed sizes or placing.

Below is the link to the screenshot
https://prnt.sc/isci4x

Any help or pointer would be greatly appreciated.

ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: font-manager 0.7.3-1.1
ProcVersionSignature: Ubuntu 4.13.0-37.42-generic 4.13.13
Uname: Linux 4.13.0-37-generic x86_64
ApportVersion: 2.20.7-0ubuntu3.7
Architecture: amd64
CurrentDesktop: LXDE
Date: Sat Mar 17 08:43:28 2018
InstallationDate: Installed on 2018-02-26 (18 days ago)
InstallationMedia: Lubuntu 17.10 "Artful Aardvark" - Release amd64 (20180105)
ProcEnviron:
 LANGUAGE=en_IN:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_IN
 SHELL=/bin/bash
SourcePackage: font-manager
UpgradeStatus: No upgrade log present (probably fresh install)