Initial support for translations

src/css/ingame_hud/building_placer.scss

@@ -39,6 +39,13 @@
     .hotkey {
         color: lighten($colorGreenBright, 10);
         font-weight: bold;
+        display: flex;
+        flex-direction: row;
+        align-items: center;
+        .keybinding {
+            position: relative;
+            @include S(margin-left, 5px);
+        }
     }
 
     .buildingImage {

src/css/ingame_hud/keybindings_overlay.scss

@@ -66,17 +66,13 @@
         }
     }
 
-    .keybinding.shift {
+    .keybinding.builtinKey {
         transition: all 0.1s ease-in-out;
         transition-property: background-color, color, border-color;
         background: $colorRedBright;
         border-color: $colorRedBright;
         color: #fff;
     }
-
-    &.shiftDown .keybinding.shift {
-        border-color: darken($colorRedBright, 40);
-    }
 }
 
 body.uiHidden #ingame_HUD_KeybindingOverlay .binding:not(.hudToggle) {