coloring does not work problems, provided that the time specified in hours, not days

[esuslik]

Environment:
Redmine version 4.0.5.stable
Ruby version 2.5.1-p57 (2018-03-29) [x86_64-linux-gnu]
Rails version 5.2.3
Environment production
Database adapter PostgreSQL
Mailer queue ActiveJob::QueueAdapters::AsyncAdapter
Mailer delivery smtp
SCM:
Git 2.17.1
Filesystem
Redmine plugins:
a_common_libs 2.5.5
custom_menu 1.8.7
global_roles 2.2.5
luxury_buttons 4.1.4
redmine_agile 1.5.1
redmine_ckeditor 1.2.2
redmine_contacts 4.2.5
redmine_contacts_helpdesk 4.1.2
redmine_issue_favicon 0.0.3
redmine_per_project_formatting 0.1.0
redmine_questions 1.0.1
redmine_sender 1.5.0
redmine_tint_issues 1.2.1
redmine_xls_export 0.2.1.t11
sidebar_hide 0.0.8
unread_issues 2.2.4

[esuslik]

it duplicates #11