h1{font-size:5rem;margin-top:0.67em;margin-bottom:0.67em;font-weight:bold}h2{font-size:3rem;margin-top:0.67em;margin-bottom:0.67em;font-weight:bold}h3{font-size:1.25rem;margin-bottom:-25px;font-weight:bold}h4{font-size:1.25rem;margin-bottom:-25px;font-weight:bold}