Merge branch 'custcss-fix' into 'master'

Allow :customcss: to be read from slide docs

See merge request !71

.gitlab-ci.yml

@@ -28,7 +28,7 @@ genslide:
       GIT_LFS_SKIP_SMUDGE: "1"
   script: |
         apk --update add grep
-        grep -rlIi ":slides: true" --include \*.adoc | while read adoc;do asciidoctor-revealjs --timings --failure-level WARN -a revealjs_slideNumber=true -a customcss=https://git.cybbh.space/sec/public/-/jobs/$CI_JOB_ID/artifacts/raw/custom.css -a revealjsdir=https://cdn.jsdelivr.net/npm/reveal.js@3.9.2 $adoc; done
+        grep -rlIi ":slides: true" --include \*.adoc | while read adoc;do asciidoctor-revealjs --timings --failure-level WARN -a revealjs_slideNumber=true -a revealjsdir=https://cdn.jsdelivr.net/npm/reveal.js@3.9.2 $adoc; done
 
   when: always
   artifacts: