diff --git a/wesmere/sass/wmlunits/_common.scss b/wesmere/sass/wmlunits/_common.scss
index 28d0af7..a6e9172 100644
--- a/wesmere/sass/wmlunits/_common.scss
+++ b/wesmere/sass/wmlunits/_common.scss
@@ -316,5 +316,6 @@ ul.navbar div.popupheader {
 
 	.spritebg {
 		background-size: $unit-sprite-size;
+		background-repeat: no-repeat;
 	}
 }
diff --git a/wesmere/sass/wmlunits/_unit_tree.scss b/wesmere/sass/wmlunits/_unit_tree.scss
index 22472b6..d92d21c 100644
--- a/wesmere/sass/wmlunits/_unit_tree.scss
+++ b/wesmere/sass/wmlunits/_unit_tree.scss
@@ -42,6 +42,10 @@ table.units {
 
 td.empty {
 	background: $units-table-bg;
+
+	@include media-tiny-screen-constraint {
+		display: none;
+	}
 }
 
 .raceheader {
@@ -70,11 +74,17 @@ td.empty {
 	border: 1px solid $units-table-border;
 
 	// Align contents to the cell top unless it's a cell that spans more than
-	// one unit advancement branch -- those should be centered.
+	// one unit advancement branch -- those should be centered in non-tiny screens.
 	&:not([rowspan]) {
 		vertical-align: top;
 	}
 
+	&:[rowspan] {
+		@include media-tiny-screen-constraint {
+			vertical-align: top;
+		}
+	}
+
 	& > a {
 		font-size: 1.25em;
 		font-weight: bold;