Make troubleshooting text a bit more compact

src/sass/sections/_welcome.scss

@@ -148,6 +148,12 @@
 
             ul {
                 list-style-type: none;
+                font-size: 0.9em;
+            }
+
+            li {
+                line-height: 1.2em;
+                padding-bottom: 0.3em;
             }
 
             .forget {