.markdown h1:not([class]){margin:10px 0;font-size:2em}.markdown h2:not([class]){margin:10px 0;font-size:1.5em;font-style:italic}.markdown h3:not([class]){margin:10px 0;font-size:1.17em;font-style:italic;text-decoration:underline}.markdown a:not([class]){text-decoration:underline}