Fix highlight color in dark mode

app/index.html

@@ -22,10 +22,10 @@
           background-color: none;
         }
         25% {
-          background-color: #4f5781;
+          background-color: #595585;
         }
         50% {
-          background-color: #4f5781;
+          background-color: #595585;
         }
         100% {
           background-color: none;
@@ -39,11 +39,9 @@
         }
         25% {
           background-color: #c0c8c0;
-          color: #000;
         }
         50% {
           background-color: #c0c8c0;
-          color: #000;
         }
         100% {
           background-color: none;

app/src/components/Tree/TreeNode/styles.ts

@@ -6,12 +6,12 @@ export const styles = (theme: Theme) => {
     animationLight: {
       willChange: 'auto',
       translateZ: 0,
-      animation: `updateLight 0.5s`,
+      animation: 'updateLight 0.5s',
     },
     animationDark: {
       willChange: 'auto',
       translateZ: 0,
-      animation: `updateLight 0.5s`,
+      animation: 'updateDark 0.5s',
     },
     collapsedSubnodes: {
       color: theme.palette.text.secondary,