SemanticUiProblemer.txt

Doing away with the package-lock.json made no difference. Using the non-minified version of the Semantic CSS file gives some interesting insights in what is failing - it is far from all elements that are rejected. Here's a list of what breaks within the first 10,000 lines:

Error in parsing value for ‘-webkit-text-size-adjust’. Declaration dropped. semantic.css:67:29

Unknown property ‘font-smoothing’. Declaration dropped. semantic.css:576:18

Ruleset ignored due to bad selector. semantic.css:729:32

Ruleset ignored due to bad selector. semantic.css:733:32

Ruleset ignored due to bad selector. semantic.css:747:44

Ruleset ignored due to bad selector. semantic.css:751:44

Unknown property ‘user-select’. Declaration dropped. semantic.css:801:15

Error in parsing value for ‘will-change’. Declaration dropped. semantic.css:806:16

Error in parsing value for ‘background-image’. Declaration dropped. semantic.css:837:21

Error in parsing value for ‘-webkit-box-shadow’. Declaration dropped. semantic.css:838:23

Error in parsing value for ‘box-shadow’. Declaration dropped. semantic.css:839:15

Error in parsing value for ‘background-image’. Declaration dropped. semantic.css:853:21

Error in parsing value for ‘-webkit-box-shadow’. Declaration dropped. semantic.css:855:58

Error in parsing value for ‘box-shadow’. Declaration dropped. semantic.css:856:50

Error in parsing value for ‘padding’. Declaration dropped. semantic.css:1224:12

Error in parsing value for ‘vertical-align’. Declaration dropped. semantic.css:1452:19

Expected color but found ‘""’. Error in parsing value for ‘color’. Declaration dropped. semantic.css:1453:10

Error in parsing value for ‘-webkit-box-shadow’. Declaration dropped. semantic.css:1627:23

Error in parsing value for ‘box-shadow’. Declaration dropped. semantic.css:1628:15

Error in parsing value for ‘-webkit-box-shadow’. Declaration dropped. semantic.css:1640:113

Error in parsing value for ‘box-shadow’. Declaration dropped. semantic.css:1641:105

Error in parsing value for ‘-webkit-box-shadow’. Declaration dropped. semantic.css:1645:110

Error in parsing value for ‘box-shadow’. Declaration dropped. semantic.css:1646:102

Error in parsing value for ‘-webkit-box-shadow’. Declaration dropped. semantic.css:1650:23

Error in parsing value for ‘box-shadow’. Declaration dropped. semantic.css:1651:15

Expected color but found ‘""’. Error in parsing value for ‘color’. Declaration dropped. semantic.css:1748:10

Unknown property ‘user-select’. Declaration dropped. semantic.css:5309:15

Error in parsing value for ‘margin’. Declaration dropped. semantic.css:5341:11

Error in parsing value for ‘margin’. Declaration dropped. semantic.css:5412:13

Unknown property ‘speak’. Declaration dropped. semantic.css:5573:9

Unknown property ‘font-smoothing’. Declaration dropped. semantic.css:5574:18

Error in parsing value for ‘font-size’. Declaration dropped. semantic.css:6945:14

Expected color but found ‘""’. Error in parsing value for ‘color’. Declaration dropped. semantic.css:7063:10

Unknown descriptor ‘font-variant’ in @font-face rule. Skipped to next declaration. semantic.css:7675:16

Unknown descriptor ‘text-decoration’ in @font-face rule. Skipped to next declaration. semantic.css:7676:19

Unknown descriptor ‘text-transform’ in @font-face rule. Skipped to next declaration. semantic.css:7677:18

Unknown property ‘speak’. Declaration dropped. semantic.css:7691:9

Unknown property ‘font-smoothing’. Declaration dropped. semantic.css:7692:18

Unknown property ‘-moz-osx-font-smoothing’. Declaration dropped.semantic.css:7693:27