made active file the current theme color

app/assets/stylesheets/framework/gitlab_theme.scss

@@ -199,6 +199,10 @@
   .branch-header-title {
     color: $color-700;
   }
+
+  .ide-file-list .file.file-active {
+    color: $color-700;
+  }
 }
 
 body {

app/assets/stylesheets/pages/repo.scss

@@ -20,7 +20,6 @@
   display: flex;
   height: calc(100vh - #{$header-height});
   margin-top: 40px;
-  color: $almost-black;
   border-top: 1px solid $white-dark;
   border-bottom: 1px solid $white-dark;
 
@@ -46,6 +45,10 @@
       background: $link-active-background;
     }
 
+    &.file-active {
+      font-weight: $gl-font-weight-bold;
+    }
+
     .ide-file-name {
       flex: 1;
       white-space: nowrap;
@@ -723,9 +726,7 @@
     }
 
     .ide-view {
-      height: calc(
-        100vh - #{$header-height + $performance-bar-height + $flash-height}
-      );
+      height: calc(100vh - #{$header-height + $performance-bar-height + $flash-height});
     }
   }
 }