css for PDF for .sidebar in latest McLuhan has an issue with mapping leading to line-height: (epub: 1.4em, prince: 1.5em, web: 1.8em); in compiled css

[thomasdumm]

Prerequisites

• Can you reproduce the behavior you wish to address with all plugins except Pressbooks deactivated?
• Are you running the latest version of Pressbooks, the latest version of Pressbooks Book, the latest version of this book theme and the latest version of WordPress?
• Are you experiencing the issue while using this book theme?
• Did you perform a cursory search to see if your bug or enhancement is already listed?

Description

css for PDF for .sidebar in latest McLuhan has an issue with mapping leading to line-height: (epub: 1.4em, prince: 1.5555555556em, web: 1.8em); in compiled css

Steps to Reproduce

1. Activate McLuhan
2. Go to Custom CSS and select output format PDF
3. Check line 772 or search for: "line-height: (epub:"

System Information

Book Info

Book ID: 110683
Book URL: http://test2r2re.pressbooks.com/
Book Privacy: Public

Browser

Platform: OS X
Browser Name: Firefox
Browser Version: 62.0
User Agent String: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:62.0) Gecko/20100101 Firefox/62.0

WordPress Configuration

Network URL: http://pressbooks.com/
Network Type: Subdomain
Version: 4.9.8
Language: en_US
WP_ENV: production
WP_DEBUG: Disabled
Memory Limit: 64M

Pressbooks Configuration

Version: 5.5.2
Book Theme: McLuhan
Book Theme Version: 2.5.1
Root Theme: Pressbooks Main
Root Theme Version: 2.2.1

Pressbooks Dependencies

Epubcheck: Installed
Kindlegen: Installed
xmllint: Installed
PrinceXML: Not Installed
Saxon-HE: Installed

Must-Use Plugins

Bedrock Autoloader: 1.0.0
fix-recaptcha.php: n/a
hm-autoloader.php: n/a
redirect-ms-files.php: n/a
telemetry.php: n/a

Network Active Plugins

Akismet Anti-Spam: 4.0.8
Hypothesis: 0.5.0
MailChimp Sync for PressBooks: 1.0
Pressbooks: 5.5.2
Pressbooks BISAC: 2.0.0
Pressbooks Stats: 1.6.0
Pressbooks VIP: 5.2.0
Redis Object Cache: 1.3.8
User Activation Keys: 4.6
WP Fail2Ban Redux: 0.4.0

Book Active Plugins

Akismet Anti-Spam: 4.0.8
Hypothesis: 0.5.0
MailChimp Sync for PressBooks: 1.0
Pressbooks: 5.5.2
Pressbooks BISAC: 2.0.0
Pressbooks Stats: 1.6.0
Pressbooks VIP: 5.2.0
Redis Object Cache: 1.3.8
User Activation Keys: 4.6
WP Fail2Ban Redux: 0.4.0

Inactive Plugins

Lazy Load: 0.6.1
Pressbooks Whitelabel: 1.3.0
Redirection: 2.10.1
The SEO Framework: 2.9.4
WP QuickLaTeX: 3.8.5
WP reCaptcha Integration: 1.3.0

Server Configuration

PHP Version: 7.1.13-1+ubuntu16.04.1+deb.sury.org+1
MySQL Version: 5.6.10
Webserver Info: nginx/1.13.6

PHP Configuration

Safe Mode: Disabled
Memory Limit: 256M
Upload Max Size: 25M
Post Max Size: 25M
Upload Max Filesize: 25M
Time Limit: 180
Max Input Vars: 1000
URL-aware fopen: On (1)
Display Errors: N/A

PHP Extensions

OPcache: Zend
XDebug: Disabled
cURL: Supported
cURL Version: 7.47.0
imagick: Not Installed
xsl: Installed