adding class for prevent background from scrolling

Author: jeppekroghitk

base.scss

@@ -86,6 +86,7 @@
 @import "./src/stories/Library/promo-bar/promo-bar";
 @import "./src/stories/Library/Lists/list-intermediates/list-intermediates";
 @import "./src/stories/Library/instant-loan/instant-loan";
+@import "./src/stories/Library/scroll-lock-background/";
 
 // Blocks
 @import "./src/stories/Blocks/footer/footer";

src/stories/Library/scroll-lock-background/scroll-lock-background.scss

@@ -0,0 +1,4 @@
+.scroll-lock-background {
+  overflow: "hidden";
+  height: "100vh";
+}