bdi class="secno">8.4 </bdi>Duration</a></li><li class="tocline"><a class="tocxref" href="#cubic-bezier"><bdi class="secno">8.5 </bdi>Cubic Bézier</a></li><li class="tocline"><a class="tocxref" href="#additional-types"><bdi class="secno">8.6 </bdi>Additional types</a></li></ol></li><li class="tocline"><a class="tocxref" href="#composite-types"><bdi class="secno">9. </bdi>Composite types</a><ol class="toc"><li class="tocline"><a class="tocxref" href="#benefits-of-composite-types-over-groups"><bdi class="sec