Fix background color transition in destructive buttons

app/javascript/flavours/glitch/styles/components/index.scss

@@ -35,6 +35,17 @@
     transition: all 200ms ease-out;
   }
 
+  &--destructive {
+    transition: none;
+
+    &:active,
+    &:focus,
+    &:hover {
+      background-color: $error-red;
+      transition: none;
+    }
+  }
+
   &:disabled {
     background-color: $ui-primary-color;
     cursor: default;