/* Set counter-name to 0 */
counter-reset: counter-name;

/* Set counter-name to -1 */
counter-reset: counter-name -1;

/* Set counter1 to 1, and counter2 to 4 */
counter-reset: counter1 1 counter2 4;

/* Increment counter-name by 1 */
counter-increment: counter-name;

/* Decrement counter-name by 1 */
counter-increment: counter-name -1;

/* Increment counter1 by 1, and decrement counter2 by 4 */
counter-increment: counter 1 counter2 -4;

// parent element has a counter-reset
// applied to instantiate it
section {
  counter-reset: unicornCounter;
}

// specify the child element being counted
section h1 {
  counter-increment: unicornCounter;
}