Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -9,7 +9,7 @@ deploy:
   # pandoc the markdown
   - |
     for f in *.md; do
-      echo -e "---\nheader-includes:\n  - \hypersetup{colorlinks=true,\n            allbordercolors={0 0 0},\n            pdfborderstyle={/S/U/W 1}}\n---" \
+      echo -e "---\nheader-includes:\n  - \hypersetup{colorlinks=true,\n            allbordercolors={0 0 0},\n            pdfborderstyle={/S/U/W 1}}\n            \documentclass[12pt,a4paper]{article}\n---" \
       | cat - "$f" \
       | pandoc -s -o "${f%.md}.pdf";
       echo -e "---\nheader-includes:\n  - \hypersetup{colorlinks=true,\n            allbordercolors={0 0 0},\n            pdfborderstyle={/S/U/W 1}}\n---" \