gtk: Add button.photos-filter-preview styling for Photos

src/_sass/gtk/apps/_gnome-3.22.scss

@@ -793,6 +793,21 @@ GdMainIconView.content-view {

                                
                                
                                
                            
                                
                                    
                                        
                                            793  
                                            .photos-collection-icon {
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            794  
                                            }
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            795  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        796 +
                                        button.photos-filter-preview {
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        797 +
                                          color: $text;
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        798 +
                                          font-weight: normal;
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        799 +
                                        
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        800 +
                                          &:checked {
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        801 +
                                            background-color: $overlay-selected;
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        802 +
                                            color: $text;
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        803 +
                                        
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        804 +
                                            image {
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        805 +
                                              color: on(dark);
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        806 +
                                              -gtk-icon-shadow: $shadow-1;
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        807 +
                                            }
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        808 +
                                          }
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        809 +
                                        }
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        810 +
                                        
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            811  
                                            overlay grid.horizontal > revealer > scrolledwindow.frame {
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            812  
                                              &:dir(ltr) { border-style: none none none solid; }
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            813  
                                              &:dir(rtl) { border-style: none solid none none; }