ids theme: restore logo right inset, move logo slightly up

Change-Id: If4440654f7d1e3292aa008cd1f0454bf00539364
diff --git a/inst/reveal.js-5.2.1/css/theme/source/ids.scss b/inst/reveal.js-5.2.1/css/theme/source/ids.scss
index 19f735f..05952f8 100644
--- a/inst/reveal.js-5.2.1/css/theme/source/ids.scss
+++ b/inst/reveal.js-5.2.1/css/theme/source/ids.scss
@@ -213,10 +213,10 @@
 }
 
 // The IDS logo stays a slide-wide watermark (top right of every slide,
-// including the title page). The top offset is chosen so the logo's cap line
-// meets the top of the heading text rather than sitting below it; the SVG
-// carries a little transparent padding of its own, which this accounts for.
-$idsLogoTop: 10px;
+// including the title page). The SVG carries no internal padding of its own,
+// so it needs an explicit inset from the slide's right edge; the top offset is
+// chosen so the logo's cap line meets the top of the heading text.
+$idsLogoTop: 6px;
 $idsLogoRight: 8px;
 
 .reveal .slides {
@@ -463,7 +463,7 @@
 // (rather than on .slide-background-content, which spans the raw,
 // unscaled viewport) so it stays pinned to the title slide's true
 // bottom-right corner instead of the browser window's. Its margin mirrors
-// the IDS logo's (top 10px / right 8px of the slide), so the two sit on
+// the IDS logo's (top 6px / right 8px of the slide), so the two sit on
 // one shared inset.
 .reveal .slides section.title-frame {
   background-image: url("https://corpora.ids-mannheim.de/slides/reveal.js.ids/images/Mitglied_WGL_transparent.svg");