Change navbar colour in image groups

gallery/themes/default/components/navigation.sass

@@ -61,12 +61,12 @@
         width: 2.5rem
         height: 2.5rem
 
-        color: RGB($fg-white)
         border-radius: $rad-inner
+        color: RGB($fg-white)
         
         transition: color 0.2s ease-out, transform 0.2s ease-out
 
-    span
+    .tool-tip
         margin: 0
         padding: 0.35rem 0.7rem
 
@@ -89,7 +89,7 @@
 
         pointer-events: none
 
-        svg
+        > svg
             margin: 0
             font-size: 1rem
 
@@ -107,7 +107,7 @@
 
     &:hover
         > svg
-            background: RGB($bg-300)
+            background: RGBA($fg-white, 0.1)
 
         span
             opacity: 1
@@ -129,7 +129,7 @@
             height: calc(100% - 6px)
 
             background-color: RGB($primary)
-            border-radius: 0 $rad-inner $rad-inner 0
+            border-radius: $rad-inner
 
 @media (max-width: $breakpoint)
     .navigation
@@ -158,7 +158,7 @@
         height: 3rem
         min-height: 3rem
 
-        span
+        .tool-tip
             display: none
 
         &.selected::before
@@ -167,6 +167,4 @@
             left: 0
 
             width: 100%
-            height: 3px
-
-            border-radius: $rad-inner
+            height: 3px