UI Project: move sticky breadcrumbs when sidebar is visible.

src/styles/_project.sass

@@ -16,22 +16,38 @@ body.svnman, body.edit_node_types, body.search-project
 	overflow-y: auto
 	z-index: $z-index-base
 
+	&.is-sidebar-visible
+		.breadcrumbs-container
 			+media-xs
-		flex-direction: column-reverse
-		min-height: auto
+				left: $project_nav-width-xs
+			+media-sm
+				left: $project_nav-width-sm
+			+media-md
+				left: $project_nav-width-md
+			+media-lg
+				left: $project_nav-width-lg
+			+media-xl
+				left: $project_nav-width-xl
 
 #project-side-container
 	display: flex
 
 	+media-xs
-		flex-direction: column-reverse
+		position: fixed
+		bottom: 0
+		right: 0
+		top: $project_header-height
+		left: 0
+		z-index: 1
+		height: 100%
 
 
 #project_nav,
 #project_tree,
 #project_nav-container
 	+media-xs
-		width: $project_nav-width-xs
+		height: 100vh
+		width: 100%
 	+media-sm
 		width: $project_nav-width-sm
 	+media-md
@@ -44,14 +60,13 @@ body.svnman, body.edit_node_types, body.search-project
 	width: $project_nav-width
 
 #project_nav-container
-	+media-xs
-		display: block
-		height: initial !important
-		position: relative
-
 	position: fixed
 	z-index: $z-index-base + 5
 
+	.project-sidebar-toggle
+		right: 5px
+		z-index: 1
+
 #project_sidebar
 	box-shadow: inset -1px 0 0 0 $color-background
 	flex-shrink: 0
@@ -111,6 +126,8 @@ body.svnman, body.edit_node_types, body.search-project
 	right: 0
 	z-index: $z-index-base + 3
 
+	+media-xs
+		bottom: 0
 
 /* Edit Asset buttons */
 .project-mode-view,
@@ -237,6 +254,8 @@ ul.project-edit-tools
 		min-height: 800px
 		border: none
 
+	.breadcrumbs-container
+		top: $project_header-height + 1
 
 #project_context
 	.node-details-description
@@ -250,8 +269,6 @@ ul.project-edit-tools
 
 /* The actual navigation tree container */
 #project_tree
-	+media-xs
-		margin-top: 0
 	overflow-y: auto // show vertical scrollbars when needed.
 	padding: 5px 0 // some padding on top/bottom of jsTree.
 	position: relative