Fix marge on sheet + fix nav on 20Q + clean imgs

system/styles/scss/npc.scss

@@ -20,6 +20,9 @@
             min-height: 2rem;
             width: 100%;
         }
+        .header-fields {
+            padding: 0 0.25rem;
+        }
         .identity-wrapper {
             flex: 1 1 100%;
             h1 {
@@ -90,6 +93,9 @@
             }
         }
     }
+    .sheet-body {
+        padding: 0.25rem;
+    }
     .npc-skill {
         display: flex;
         width: 100%;