diff --git a/.drone.yml b/.drone.yml
index 0a17e35..351a656 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -1,57 +1,27 @@
 pipeline:
-  build-latex:
-    image: jess/texlive
+  inkscape:
+    image: jess/inkscape
     commands:
-      - apt-get update
-      - apt-get install -y --no-install-recommends wget rubber make inkscape
+      - apt-get update && apt-get -y install make
+      - ./compile.sh inkscape
+
+  latex:
+    image: tianon/latex
+    commands:
+      - apt-get update && apt-get -y install wget
       - ./compile.sh latex
 
-  build-libreoffice:
-    image: olbat/libreoffice
+  libreoffice:
+    image: jess/libreoffice
     commands:
-      - apt-get update
-      - apt-get install -y --no-install-recommends wget make
-      - wget -P /usr/share/fonts -c -q
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraMono-Bold.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraMono-Medium.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraMono-Regular.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Bold.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-BoldItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Book.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-BookItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Eight.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-EightItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-ExtraBold.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-ExtraBoldItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-ExtraLight.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-ExtraLightItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Four.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-FourItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Hair.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-HairItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Heavy.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-HeavyItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Light.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Italic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-LightItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Medium.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-MediumItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Regular.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-SemiBold.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-SemiBoldItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Thin.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-ThinItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Two.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-TwoItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-Ultra.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-UltraItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-UltraLightItalic.ttf
-            https://cdn.jsdelivr.net/npm/mozilla-fira-pack/Fira/ttf/FiraSans-UltraLight.ttf
+      - apk add --no-cache make
       - ./compile.sh libreoffice
 
-  build-revealjs:
+  revealjs:
     image: node
     commands:
-      - apt-get update
-      - apt-get install make
       - ./compile.sh revealjs
+
+  publish:
+    image: sbruder/drone-netlify
+    secrets: [ "netlify_key" ]
diff --git a/.gitignore b/.gitignore
index 826efaf..4010167 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,8 @@
 # LaTeX build files
 /latex/**/*.aux
 /latex/**/*.eps
+/latex/**/*.fdb_latexmk
+/latex/**/*.fls
 /latex/**/*.log
 /latex/**/*.nav
 /latex/**/*.out
diff --git a/.netlify b/.netlify
new file mode 100644
index 0000000..3e7337e
--- /dev/null
+++ b/.netlify
@@ -0,0 +1 @@
+{"site_id":"0fc5c646-d2c5-4e08-8496-3389d55ac4f5","path":"./"}
diff --git a/Makefile b/Makefile
index a4158dc..a9407d0 100644
--- a/Makefile
+++ b/Makefile
@@ -93,7 +93,7 @@ revealjs/%/index.pdf: revealjs/%/index.html
 	revealjs/node_modules/phantomjs-prebuilt/bin/phantomjs revealjs/node_modules/reveal.js/plugin/print-pdf/print-pdf.js file://$(PWD)/$<?print-pdf $@
 
 latex/%/index.pdf: latex/%/index.tex
-	(cd $(@D) && rubber --module xelatex index.tex)
+	(cd $(@D) && latexmk -xelatex index.tex)
 
 %.eps: %.svg
 	inkscape -D -z --file="$<" --export-eps="$@"
diff --git a/compile.sh b/compile.sh
index 5ad3227..1d0f494 100755
--- a/compile.sh
+++ b/compile.sh
@@ -2,14 +2,17 @@
 set -e
 
 case "$1" in
+    "inkscape")
+		for presi in latex/*;do
+			for file in $presi/*.svg;do
+				[ -e "$file" ] && make "${file%.svg}".eps || true
+			done
+		done
+        ;;
 	"latex")
 		make fonts
 
 		for presi in latex/*;do
-			for file in $presi/*.svg;do
-				[ -e "$file" ] && make "${file%.svg}".eps
-			done
-
 			[ -e "$presi/index.tex" ] && make "$presi/index.pdf" || true
 		done
 		;;
@@ -27,6 +30,6 @@ case "$1" in
 		;;
 	*)
 		echo "USAGE: $0 [MODE]"
-		echo "modes: latex libreoffice revealjs"
+		echo "modes: inkscape latex libreoffice revealjs"
 		;;
 esac
diff --git a/latex/brom/index.tex b/latex/brom/index.tex
index 9a67477..cf238a7 100644
--- a/latex/brom/index.tex
+++ b/latex/brom/index.tex
@@ -18,27 +18,27 @@
 %\usetheme[numbering=none, progressbar=frametitle, background=light]{metropolis}
 
 \usepackage{fontspec}
-\setsansfont{}[ % Default
-  Path = /home/simon/.fonts/non-free/FF Din/,
+\setsansfont{FiraSans}[ % Default
+  Path = ../fonts/,
   Extension = .ttf,
-  UprightFont = DINW07-Regular,
-  BoldFont = DINW07-Bold,
-  ItalicFont = DINW07-Italic
+  UprightFont = *-Regular,
+  BoldFont = *-Bold,
+  ItalicFont = *-Italic
 ]
-\setmainfont{}[ % Activate with \textrm{}
-  Path = /usr/share/fonts/truetype/vollkorn/,
-  Extension = .ttf,
-  UprightFont = Vollkorn-Regular,
-  BoldFont = Vollkorn-Bold,
-  ItalicFont = Vollkorn-Italic
-]
-%\setmonofont{}[ % Activate with \texttt{}
-%  Path = /home/simon/.fonts/typecatcher/,
+%\setmainfont{Vollkorn}[ % Activate with \textrm{}
+%  Path = /usr/share/fonts/truetype/vollkorn/,
 %  Extension = .ttf,
-%  UprightFont = Roboto Mono_regular,
-%  BoldFont = Roboto Mono_300,
-%  ItalicFont = Roboto Mono_italic
+%  UprightFont = *-Regular,
+%  BoldFont = *-Bold,
+%  ItalicFont = *-Italic
 %]
+\setmonofont{FiraMono}[ % Activate with \texttt{}
+  Path = ../fonts/,
+  Extension = .ttf,
+  UprightFont = *-Regular,
+  BoldFont = *-Bold,
+  ItalicFont = *-Bold
+]
 
 \setbeamercovered{transparent}
 \beamertemplatenavigationsymbolsempty
@@ -153,13 +153,13 @@
 
 \begin{frame}
   \begin{itemize}
-    \item{CC-BY-SA 3.0 Wilco Oelen\footnote{http://woelen.homescience.net/science/chem/compounds/bromine.jpg}}
-    \item{Armtuk: Periodic Table Armtuk3.svg in Wikimedia Commons (CC-BY-SA 3.0)\footnote{https://commons.wikimedia.org/wiki/File:Periodic\_Table\_Armtuk3.svg}}
-    \item{ECHA – European Chemicals Agency\footnote{https://www.echa.europa.eu/web/guest/brief-profile/-/briefprofile/100.028.890}}
-    \item{PubChem Project\footnote{https://pubchem.ncbi.nlm.nih.gov/}}
-    \item{Wolfram|Alpha\footnote{https://www.wolframalpha.com/}}
-    \item{Bromine: Ocurrence\footnote{http://nautilus.fis.uc.pt/st2.5/scenes-e/elem/e03520.html}}
-    \item{Duden | Brom\footnote{https://www.duden.de/rechtschreibung/Brom}}
+    \item{\url{http://woelen.homescience.net/science/chem/compounds/bromine.jpg}}
+    \item{\url{https://commons.wikimedia.org/wiki/File:Periodic\_Table\_Armtuk3.svg}}
+    \item{\url{https://www.echa.europa.eu/web/guest/brief-profile/-/briefprofile/100.028.890}}
+    \item{\url{https://pubchem.ncbi.nlm.nih.gov/}}
+    \item{\url{https://www.wolframalpha.com/}}
+    \item{\url{http://nautilus.fis.uc.pt/st2.5/scenes-e/elem/e03520.html}}
+    \item{\url{https://www.duden.de/rechtschreibung/Brom}}
   \end{itemize}
 \end{frame}
 
diff --git a/revealjs/package-lock.json b/revealjs/package-lock.json
index e765b71..a6a33e8 100644
--- a/revealjs/package-lock.json
+++ b/revealjs/package-lock.json
@@ -388,3861 +388,6 @@
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
     },
-    "npm": {
-      "version": "5.8.0",
-      "resolved": "https://registry.npmjs.org/npm/-/npm-5.8.0.tgz",
-      "integrity": "sha512-DowXzQwtSWDtbAjuWecuEiismR0VdNEYaL3VxNTYTdW6AGkYxfGk9LUZ/rt6etEyiH4IEk95HkJeGfXE5Rz9xQ==",
-      "requires": {
-        "JSONStream": "1.3.2",
-        "abbrev": "1.1.1",
-        "ansi-regex": "3.0.0",
-        "ansicolors": "0.3.2",
-        "ansistyles": "0.1.3",
-        "aproba": "1.2.0",
-        "archy": "1.0.0",
-        "bin-links": "1.1.0",
-        "bluebird": "3.5.1",
-        "cacache": "10.0.4",
-        "call-limit": "1.1.0",
-        "chownr": "1.0.1",
-        "cli-table2": "0.2.0",
-        "cmd-shim": "2.0.2",
-        "columnify": "1.5.4",
-        "config-chain": "1.1.11",
-        "debuglog": "1.0.1",
-        "detect-indent": "5.0.0",
-        "detect-newline": "2.1.0",
-        "dezalgo": "1.0.3",
-        "editor": "1.0.0",
-        "find-npm-prefix": "1.0.2",
-        "fs-vacuum": "1.2.10",
-        "fs-write-stream-atomic": "1.0.10",
-        "gentle-fs": "2.0.1",
-        "glob": "7.1.2",
-        "graceful-fs": "4.1.11",
-        "has-unicode": "2.0.1",
-        "hosted-git-info": "2.6.0",
-        "iferr": "0.1.5",
-        "imurmurhash": "0.1.4",
-        "inflight": "1.0.6",
-        "inherits": "2.0.3",
-        "ini": "1.3.5",
-        "init-package-json": "1.10.3",
-        "is-cidr": "1.0.0",
-        "json-parse-better-errors": "1.0.1",
-        "lazy-property": "1.0.0",
-        "libcipm": "1.6.0",
-        "libnpx": "10.0.1",
-        "lockfile": "1.0.3",
-        "lodash._baseindexof": "3.1.0",
-        "lodash._baseuniq": "4.6.0",
-        "lodash._bindcallback": "3.0.1",
-        "lodash._cacheindexof": "3.0.2",
-        "lodash._createcache": "3.1.2",
-        "lodash._getnative": "3.9.1",
-        "lodash.clonedeep": "4.5.0",
-        "lodash.restparam": "3.6.1",
-        "lodash.union": "4.6.0",
-        "lodash.uniq": "4.5.0",
-        "lodash.without": "4.4.0",
-        "lru-cache": "4.1.1",
-        "meant": "1.0.1",
-        "mississippi": "3.0.0",
-        "mkdirp": "0.5.1",
-        "move-concurrently": "1.0.1",
-        "nopt": "4.0.1",
-        "normalize-package-data": "2.4.0",
-        "npm-cache-filename": "1.0.2",
-        "npm-install-checks": "3.0.0",
-        "npm-lifecycle": "2.0.1",
-        "npm-package-arg": "6.0.0",
-        "npm-packlist": "1.1.10",
-        "npm-profile": "3.0.1",
-        "npm-registry-client": "8.5.1",
-        "npm-user-validate": "1.0.0",
-        "npmlog": "4.1.2",
-        "once": "1.4.0",
-        "opener": "1.4.3",
-        "osenv": "0.1.5",
-        "pacote": "7.6.1",
-        "path-is-inside": "1.0.2",
-        "promise-inflight": "1.0.1",
-        "qrcode-terminal": "0.11.0",
-        "query-string": "5.1.0",
-        "qw": "1.0.1",
-        "read": "1.0.7",
-        "read-cmd-shim": "1.0.1",
-        "read-installed": "4.0.3",
-        "read-package-json": "2.0.13",
-        "read-package-tree": "5.1.6",
-        "readable-stream": "2.3.5",
-        "readdir-scoped-modules": "1.0.2",
-        "request": "2.83.0",
-        "retry": "0.10.1",
-        "rimraf": "2.6.2",
-        "safe-buffer": "5.1.1",
-        "semver": "5.5.0",
-        "sha": "2.0.1",
-        "slide": "1.1.6",
-        "sorted-object": "2.0.1",
-        "sorted-union-stream": "2.1.3",
-        "ssri": "5.2.4",
-        "strip-ansi": "4.0.0",
-        "tar": "4.4.0",
-        "text-table": "0.2.0",
-        "uid-number": "0.0.6",
-        "umask": "1.1.0",
-        "unique-filename": "1.1.0",
-        "unpipe": "1.0.0",
-        "update-notifier": "2.3.0",
-        "uuid": "3.2.1",
-        "validate-npm-package-license": "3.0.1",
-        "validate-npm-package-name": "3.0.0",
-        "which": "1.3.0",
-        "worker-farm": "1.5.4",
-        "wrappy": "1.0.2",
-        "write-file-atomic": "2.3.0"
-      },
-      "dependencies": {
-        "JSONStream": {
-          "version": "1.3.2",
-          "bundled": true,
-          "requires": {
-            "jsonparse": "1.3.1",
-            "through": "2.3.8"
-          },
-          "dependencies": {
-            "jsonparse": {
-              "version": "1.3.1",
-              "bundled": true
-            },
-            "through": {
-              "version": "2.3.8",
-              "bundled": true
-            }
-          }
-        },
-        "abbrev": {
-          "version": "1.1.1",
-          "bundled": true
-        },
-        "ansi-regex": {
-          "version": "3.0.0",
-          "bundled": true
-        },
-        "ansicolors": {
-          "version": "0.3.2",
-          "bundled": true
-        },
-        "ansistyles": {
-          "version": "0.1.3",
-          "bundled": true
-        },
-        "aproba": {
-          "version": "1.2.0",
-          "bundled": true
-        },
-        "archy": {
-          "version": "1.0.0",
-          "bundled": true
-        },
-        "bin-links": {
-          "version": "1.1.0",
-          "bundled": true,
-          "requires": {
-            "bluebird": "3.5.1",
-            "cmd-shim": "2.0.2",
-            "fs-write-stream-atomic": "1.0.10",
-            "gentle-fs": "2.0.1",
-            "graceful-fs": "4.1.11",
-            "slide": "1.1.6"
-          }
-        },
-        "bluebird": {
-          "version": "3.5.1",
-          "bundled": true
-        },
-        "cacache": {
-          "version": "10.0.4",
-          "bundled": true,
-          "requires": {
-            "bluebird": "3.5.1",
-            "chownr": "1.0.1",
-            "glob": "7.1.2",
-            "graceful-fs": "4.1.11",
-            "lru-cache": "4.1.1",
-            "mississippi": "2.0.0",
-            "mkdirp": "0.5.1",
-            "move-concurrently": "1.0.1",
-            "promise-inflight": "1.0.1",
-            "rimraf": "2.6.2",
-            "ssri": "5.2.4",
-            "unique-filename": "1.1.0",
-            "y18n": "4.0.0"
-          },
-          "dependencies": {
-            "mississippi": {
-              "version": "2.0.0",
-              "bundled": true,
-              "requires": {
-                "concat-stream": "1.6.1",
-                "duplexify": "3.5.4",
-                "end-of-stream": "1.4.1",
-                "flush-write-stream": "1.0.2",
-                "from2": "2.3.0",
-                "parallel-transform": "1.1.0",
-                "pump": "2.0.1",
-                "pumpify": "1.4.0",
-                "stream-each": "1.2.2",
-                "through2": "2.0.3"
-              },
-              "dependencies": {
-                "concat-stream": {
-                  "version": "1.6.1",
-                  "bundled": true,
-                  "requires": {
-                    "inherits": "2.0.3",
-                    "readable-stream": "2.3.5",
-                    "typedarray": "0.0.6"
-                  },
-                  "dependencies": {
-                    "typedarray": {
-                      "version": "0.0.6",
-                      "bundled": true
-                    }
-                  }
-                },
-                "duplexify": {
-                  "version": "3.5.4",
-                  "bundled": true,
-                  "requires": {
-                    "end-of-stream": "1.4.1",
-                    "inherits": "2.0.3",
-                    "readable-stream": "2.3.5",
-                    "stream-shift": "1.0.0"
-                  },
-                  "dependencies": {
-                    "stream-shift": {
-                      "version": "1.0.0",
-                      "bundled": true
-                    }
-                  }
-                },
-                "end-of-stream": {
-                  "version": "1.4.1",
-                  "bundled": true,
-                  "requires": {
-                    "once": "1.4.0"
-                  }
-                },
-                "flush-write-stream": {
-                  "version": "1.0.2",
-                  "bundled": true,
-                  "requires": {
-                    "inherits": "2.0.3",
-                    "readable-stream": "2.3.5"
-                  }
-                },
-                "from2": {
-                  "version": "2.3.0",
-                  "bundled": true,
-                  "requires": {
-                    "inherits": "2.0.3",
-                    "readable-stream": "2.3.5"
-                  }
-                },
-                "parallel-transform": {
-                  "version": "1.1.0",
-                  "bundled": true,
-                  "requires": {
-                    "cyclist": "0.2.2",
-                    "inherits": "2.0.3",
-                    "readable-stream": "2.3.5"
-                  },
-                  "dependencies": {
-                    "cyclist": {
-                      "version": "0.2.2",
-                      "bundled": true
-                    }
-                  }
-                },
-                "pump": {
-                  "version": "2.0.1",
-                  "bundled": true,
-                  "requires": {
-                    "end-of-stream": "1.4.1",
-                    "once": "1.4.0"
-                  }
-                },
-                "pumpify": {
-                  "version": "1.4.0",
-                  "bundled": true,
-                  "requires": {
-                    "duplexify": "3.5.4",
-                    "inherits": "2.0.3",
-                    "pump": "2.0.1"
-                  }
-                },
-                "stream-each": {
-                  "version": "1.2.2",
-                  "bundled": true,
-                  "requires": {
-                    "end-of-stream": "1.4.1",
-                    "stream-shift": "1.0.0"
-                  },
-                  "dependencies": {
-                    "stream-shift": {
-                      "version": "1.0.0",
-                      "bundled": true
-                    }
-                  }
-                },
-                "through2": {
-                  "version": "2.0.3",
-                  "bundled": true,
-                  "requires": {
-                    "readable-stream": "2.3.5",
-                    "xtend": "4.0.1"
-                  },
-                  "dependencies": {
-                    "xtend": {
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       "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
diff --git a/revealjs/package.json b/revealjs/package.json
index 26a4117..8abfa11 100644
--- a/revealjs/package.json
+++ b/revealjs/package.json
@@ -8,7 +8,6 @@
   },
   "dependencies": {
     "highlight.js": "^9.12.0",
-    "npm": "^5.8.0",
     "phantomjs-prebuilt": "^2.1.16",
     "reveal.js": "^3.6.0"
   },
diff --git a/revealjs/snowden/handout.odt b/revealjs/snowden/handout.odt
index b77c4f8..a0d7f6e 100644
Binary files a/revealjs/snowden/handout.odt and b/revealjs/snowden/handout.odt differ