Merge pull request #3067 from weseek/imprv/gw4398-fix-buttons-of-spring-theme

change btn-outline color

src/client/styles/scss/theme/spring.scss

@@ -94,6 +94,10 @@ html[dark] {
   @import 'apply-colors-light';
 
   //Button
+  // Outline buttons are applyed the accent color to this spring theme cuz the primary is too light and it looks like unable to click them.
+  .btn.btn-outline-primary {
+    @include button-outline-variant($accentcolor, $accentcolor, lighten($accentcolor, 20%), $accentcolor);
+  }
   .btn-group.grw-three-stranded-button {
     .btn.btn-outline-primary {
       @include three-stranded-button(darken($primary, 50%), lighten($primary, 5%), lighten($primary, 10%));