Added some initial styling for issues list

css/80_app.css

@@ -2824,6 +2824,21 @@ div.full-screen > button:hover {
     padding-bottom: 10px;
 }
 
+/* Issues List */
+
+.issues-list label > span {
+    white-space: normal;
+}
+.issues-list li {
+    height: auto;
+    color: inherit;
+}
+.issues-list li.severity-warning {
+    background: #ffb;
+}
+.issues-list li.severity-error {
+    background: #FFD5D4;
+}
 
 /* Background - Display Options Sliders
 ------------------------------------------------------- */

modules/ui/issues.js

@@ -126,7 +126,9 @@ export function uiIssues(context) {
         // Enter
         var enter = items.enter()
             .append('li')
-            .attr('class', 'layer')
+            .attr('class', function (d) {
+                return 'layer severity-' + d.severity;
+            })
             .call(tooltip()
                 .html(true)
                 .title(function(d) {