body,button,input,select,textarea{font-family:var(--btl-body-font);font-synthesis:none}h1,h2,.serif,.detail-title,.feature-title,.book-cover-title,.doctor-proof h3,.side-lead h3,.chapter-bottom h3,.chapter-book h3,.academic-tile h3{font-family:var(--btl-heading-font);font-synthesis:none}.demo-switcher{display:none!important}