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 301ed22..7bdf039 100644
--- a/inst/reveal.js-5.1.0/dist/theme/ids.css
+++ b/inst/reveal.js-5.1.0/dist/theme/ids.css
@@ -401,7 +401,7 @@
   height: 100%;
   line-height: 100%;
   z-index: -20;
-  font-size: 2vh;
+  font-size: 1.8vh;
   font-family: "Fira Sans Condensed", "Fira Sans", "Roboto Condensed", "League Gothic", Impact, sans-serif;
   display: inline-block;
   display: table-cell;
@@ -454,18 +454,31 @@
   transition: opacity 800ms ease-in-out;
 }
 
-.reveal .title-frame .slide-number {
+.title-frame .slide-number {
+  opacity: 0 !important;
+  transition: opacity 800ms ease-in-out;
   display: none !important;
 }
 
+.title-frame .controls .controls-arrow {
+  opacity: 0 !important;
+  display: none !important;
+  z-index: 0;
+}
+
 .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;
   background-repeat: no-repeat;
-  background-position: right 90px bottom 10px !important;
+  background-position: right 15px bottom 5px !important;
   background-size: 7vH auto !important;
 }
 
+@media only screen {
+  .title-frame div.slide-background-content {
+    background-position: right 45px bottom 5px !important;
+  }
+}
 .slide-menu-items, .slide-menu-toolbar {
   font-family: "Fira Sans" !important;
 }