Bit of cleanup

tools/editor/styles/objects/section-label.css

@@ -0,0 +1,13 @@
+/* Object – Section label */
+
+.section-label {
+  font-size: 0.7rem;
+  font-weight: 600;
+  text-transform: uppercase;
+  letter-spacing: 0.08em;
+  color: var(--text-muted);
+}
+
+.section > .section-label {
+  margin-bottom: 1rem;
+}