Description

There are some things to improve in Layer Filter

• Error state is not enough visible. The tooltip should be more visible and the exclamation mark should be in red (or some notification should clearely notify the error).
  
• Reset do not ask confirm. User anyway can undo if you saved your canges.
  
• Labels for buttons in toolbar should be "apply", "save", "undo", "reset"
• When reset the filter it should be automatically applied but not saved yet. Save button should become enabled after reset, if a different filter was present before.
• Exit message in case of unsaved changes should be "There are unsaved changes. Do you want to save them?" - "yes, no".

In case of Bug (otherwise remove this paragraph)

Browser Affected
(use this site: https://www.whatsmybrowser.org/ for non expert users)

• Internet Explorer
• Chrome
• Firefox
• Safari

Browser Version Affected

• Indicate the browser version in which the issue has been found

Steps to reproduce

• A list of steps to reproduce the bug
• ...

Expected Result

• Describe here the expected result

Current Result

• Describe here the current behavior

Other useful information (optional):