Fix mosaic label category display on top of the mosaic

capsule-prototype/css/mosaic.css

@@ -40,6 +40,7 @@
 	justify-content: left;
 	padding-left: var(--filter-bg-size);
 	align-items: center;
+	flex-grow: 1;
 }
 
 .mosaic_label_filter_enabled {

capsule-prototype/js/MosaicPanelWidget.js

@@ -124,9 +124,9 @@
                 }
 
                 labels.forEach(l => {
-                    let button = $('<p/>').html(l);
+                    let button = $('<div/>').html($('<h2>' + l + '</h2>'));
                     button.my_state = undefined;
-                    button.addClass('mosaic_label_filter');
+                    button.addClass('mosaic_filter_item mosaic_button');
                     button.click(ev => {
                         if (typeof (ev.target.my_state) === 'undefined') ev.target.my_state = true;
                         else ev.target.my_state = !ev.target.my_state;