feat(#8): use position absolute

Author: peterpeterparker

src/components/deck/deckdeckgo-deck/deckdeckgo-deck.scss

@@ -1,9 +1,13 @@
+:host {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+}
+
 div.deckgo-deck {
   display: flex;
 
-  position: fixed;
-  top: 0;
-  bottom: 0;
+  height: 100%;
 
   --transformX: 0px;
   --transformXDuration: 0ms;