+ counter-reset: partnum;
+ /*counter-increment: partnum -1;*/
+}
+
+h1::before { /* parts */
+ counter-increment: partnum;
+ content: "Part " counter(partnum) " - ";
+}
+
+h2::before { /* chapter */
+ counter-increment: chapternum;
+ content: "Chapter " counter(chapternum) " - ";