diff --git a/inst/reveal.js-5.1.0/dist/theme/ids.css b/inst/reveal.js-5.1.0/dist/theme/ids.css
index 3ee7189..96bc70f 100644
--- a/inst/reveal.js-5.1.0/dist/theme/ids.css
+++ b/inst/reveal.js-5.1.0/dist/theme/ids.css
@@ -4,7 +4,7 @@
  * By Marc Kupietz
  */
 @import url("https://code.cdn.mozilla.net/fonts/fira.css");
-@import url("https://korap.ids-mannheim.de/font/fira-condensed.css");
+@import url("https://fonts.googleapis.com/css2?family=Fira+Sans+Condensed:wght@300;400;700;800&family=Fira+Sans:wght@200;300;400;700&family=Fira+Sans+Extra+Condensed:wght@300;700&display=swap");
 @import url("https://korap.ids-mannheim.de/font/libertinus.css");
 
 section.has-dark-background, section.has-dark-background h1, section.has-dark-background h2, section.has-dark-background h3, section.has-dark-background h4, section.has-dark-background h5, section.has-dark-background h6 {
@@ -21,13 +21,13 @@
   --r-main-color: #222;
   --r-block-margin: 20px;
   --r-heading-margin: 0 0 20px 0;
-  --r-heading-font: Fira Sans Condensed, Fira Sans, Helvetica, sans-serif;
+  --r-heading-font: Fira Sans Extra Condensed, Fira Sans Condensed, Fira Sans, Helvetica, sans-serif;
   --r-heading-color: #f6a800;
   --r-heading-line-height: 1.2;
   --r-heading-letter-spacing: 0.05ex;
   --r-heading-text-transform: uppercase;
   --r-heading-text-shadow: none;
-  --r-heading-font-weight: 600;
+  --r-heading-font-weight: 700;
   --r-heading1-text-shadow: none;
   --r-heading1-size: 2em;
   --r-heading2-size: 1.35em;
@@ -361,11 +361,85 @@
   }
 }
 
-body {
-  background-image: url("https://corpora.ids-mannheim.de/slides/reveal.js.ids/images/IDS-Logo-2019.svg"), url("https://corpora.ids-mannheim.de/slides/reveal.js.ids/images/orange_bar.png") !important;
-  background-repeat: no-repeat !important;
-  background-position: top 20px right 20px, top 20px left !important;
-  background-size: 25vH auto, 4vH 16vH !important;
+.reveal .slides section:not(.stack) {
+  box-sizing: border-box !important;
+  padding-left: calc(calc(var(--slide-height) * 0.05) + 24px) !important;
+  padding-right: calc(calc(var(--slide-height) * 0.05) + 24px) !important;
+}
+
+.reveal .slides section:not(.stack):not(.title-frame) {
+  text-align: left !important;
+}
+
+.reveal .slides section:not(.title-frame) ul,
+.reveal .slides section:not(.title-frame) ol {
+  display: block !important;
+  text-align: left !important;
+  margin-left: 0 !important;
+  padding-left: 0.7em !important;
+}
+
+.reveal .slides section:not(.title-frame) pre {
+  width: auto !important;
+  margin-left: 0 !important;
+  margin-right: 0 !important;
+}
+
+.reveal .slides {
+  background-image: url("https://corpora.ids-mannheim.de/slides/reveal.js.ids/images/IDS-Logo-2019.svg");
+  background-repeat: no-repeat;
+  background-position: top 10px right 8px;
+  background-size: calc(var(--slide-height) * 0.25) auto;
+}
+
+.reveal .slides section:not(.title-frame) > h1:first-child,
+.reveal .slides section:not(.title-frame) > h2:first-child {
+  position: relative !important;
+  display: block !important;
+  text-align: left !important;
+  margin: 0 calc(-1 * calc(calc(var(--slide-height) * 0.05) + 24px)) 8px calc(-1 * calc(calc(var(--slide-height) * 0.05) + 24px)) !important;
+  padding: 0 0 0 calc(calc(var(--slide-height) * 0.05) + 24px) !important;
+  font-weight: var(--r-heading-font-weight) !important;
+}
+
+.reveal .slides section:not(.title-frame) > h1:first-child::before,
+.reveal .slides section:not(.title-frame) > h2:first-child::before,
+.reveal .slides section:not(.title-frame) > h2:first-child + h3::before {
+  content: "" !important;
+  position: absolute !important;
+  width: calc(var(--slide-height) * 0.05) !important;
+  background: #f6a800 !important;
+}
+
+.reveal .slides section:not(.title-frame) > h1:first-child::before,
+.reveal .slides section:not(.title-frame) > h2:first-child::before {
+  top: 0 !important;
+  left: calc(-1 * var(--ids-band-left, 0px)) !important;
+  height: 100% !important;
+}
+
+.reveal .slides section:not(.title-frame) > h1:first-child:not(:has(+ h3)),
+.reveal .slides section:not(.title-frame) > h2:first-child:not(:has(+ h3)) {
+  margin-bottom: calc(8px + 45.36px + 20px) !important;
+}
+
+.reveal .slides section:not(.title-frame) > h1:first-child:not(:has(+ h3))::before,
+.reveal .slides section:not(.title-frame) > h2:first-child:not(:has(+ h3))::before {
+  height: calc(100% + 8px + 45.36px) !important;
+}
+
+.reveal .slides section:not(.title-frame) > h2:first-child + h3 {
+  position: relative !important;
+  text-align: left !important;
+  margin-top: 0 !important;
+  margin-left: 0 !important;
+  margin-bottom: 20px !important;
+}
+
+.reveal .slides section:not(.title-frame) > h2:first-child + h3::before {
+  top: calc(-1 * (8px + 2px)) !important;
+  left: calc(-1 * (calc(calc(var(--slide-height) * 0.05) + 24px) + var(--ids-band-left, 0px))) !important;
+  height: calc(100% + 8px + 2px) !important;
 }
 
 :root {
@@ -457,17 +531,16 @@
   transition: opacity 800ms ease-in-out;
 }
 
-.title-frame div.slide-background-content {
-  text-align: right !important;
-  background-image: url("https://corpora.ids-mannheim.de/slides/reveal.js.ids/images/Mitglied_WGL_transparent.svg") !important;
+.reveal .slides section.title-frame {
+  background-image: url("https://corpora.ids-mannheim.de/slides/reveal.js.ids/images/Mitglied_WGL_transparent.svg");
   background-repeat: no-repeat;
-  background-position: right 15px bottom 5px !important;
-  background-size: 7vH auto !important;
+  background-position: right 15px bottom 5px;
+  background-size: calc(var(--slide-height) * 0.07) auto;
 }
 
 @media only screen {
-  .title-frame div.slide-background-content {
-    background-position: right 45px bottom 5px !important;
+  .reveal .slides section.title-frame {
+    background-position: right 45px bottom 5px;
   }
 }
 
@@ -524,10 +597,6 @@
   margin-top: -0.5em !important;
 }
 
-.reveal h1:last-child {
-  margin-top: 250px;
-}
-
 .title-frame h1,
 .title-frame h2 {
   margin: 0 0 0 0;