editor-style.css

@import url('https://fonts.googleapis.com/css?family=Montserrat');

html {
  font-size: 62.5%;
}

body {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", HelveticaNeue, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  font-size: 1.6rem;
  color: #222;
}

h1, h2, h3, p, ul, ol, pre {
  max-width: 52.800000000000004rem;
  margin-left: auto;
  margin-right: auto;
}

h1, h2, h3 {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", HelveticaNeue, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  margin-top: 1.75em;
  margin-bottom: 0.15em;
}

h1 {
  font-weight: 400;
  font-size: 2.4rem;
}

p {
  line-height: 1.45;
  margin-top: 1.45em;
  margin-bottom: 1.45em;
}

a {
  border: none;
  text-decoration: none;
  color: initial;
  color: #222;
  text-decoration: none;
  background: transparent;
  background-image: linear-gradient(to top, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 49%, #646464 50%, #646464 100%);
  background-repeat: repeat-x;
  background-size: 2px 2px;
  background-position: 0 97.5%;
}

a:visited {
  opacity: 0.8;
}

a:visited {
  opacity: 1;
}

a:hover {
  border: none;
  text-decoration: none;
  color: #222;
  background-image: none;
}