h1
 font-size: 1.39em

h2
  font-size: 1.28em
  border: none

h3
  font-size: 1.18em

h4
  font-size: 1.08em

h5
  font-size: 0.98em

h6
  font-size: 0.88em

.theme-default-content:not(.custom) > h1,
.theme-default-content:not(.custom) > h2,
.theme-default-content:not(.custom) > h3,
.theme-default-content:not(.custom) > h4,
.theme-default-content:not(.custom) > h5,
.theme-default-content:not(.custom) > h6
  padding-bottom: 0.68em
  font-weight: 500