diff --git a/inst/reveal.js-4.6.1/css/theme/source/ids.scss b/inst/reveal.js-4.6.1/css/theme/source/ids.scss
index 8cb1b83..e836f25 100644
--- a/inst/reveal.js-4.6.1/css/theme/source/ids.scss
+++ b/inst/reveal.js-4.6.1/css/theme/source/ids.scss
@@ -155,21 +155,6 @@
   transition: opacity 800ms ease-in-out;
 }
 
-.reveal .slide-number {
-  position: absolute;
-  display: block;
-  right: 44px;
-  bottom: 23px;
-  z-index: 31;
-  font-family: Fira Sans, sans-serif;
-  font-size: 18px;
-  line-height: 1;
-  background-color: white;
-  color: #666;
-  padding: 0;
-  text-align: right;
-}
-
 .reveal .title-frame .slide-number {
   display: none !important;
 }
@@ -362,3 +347,50 @@
   height: 800px !important;
 }
 
+
+/*********************************************
+ * ARROWS and SLIDE NUMBERS
+ *********************************************/
+
+ .reveal .controls .controls-arrow:after, .reveal .controls .controls-arrow:before {
+  width: 13px !important; /* size */
+  height: 4px; /* line width */
+}
+
+.reveal .controls {
+  display: none;
+  position: absolute;
+  top: auto;
+  bottom: -8px;
+  right: 16px;
+  left: auto;
+  z-index: 11;
+  /* color: #000;*/
+  pointer-events: none;
+  font-size: 8px;
+}
+
+.reveal .controls .controls-arrow {
+  position: relative;
+  height: 3.6em;
+  width: 1.2em; /* distance betwee arrows */
+  bottom: 0;
+  right: 0;
+}
+
+.reveal div.slide-number {
+  text-align: center;
+  width: 2em;
+  position: absolute;
+  display: block;
+  right: 29px;
+  bottom: 22px;
+  z-index: 31;
+  font-family: "Fira Sans Condensed", sans-serif;
+  font-size: 18px;
+  line-height: 1;
+  background-color: white;
+  color: #666;
+  padding: 0;
+}
+