markdown-viewer/css/content.css

/*all themes*/
html.markdown-theme-html {
  width: auto !important;
  max-width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
}
body.markdown-theme {
  max-width: 100% !important;
  padding: 20px !important;
  margin: auto !important;
}

@media (max-width: 767px) {
  body.markdown-theme { width: auto !important; }
}
@media (min-width: 768px) and (max-width: 992px) {
  body.markdown-theme { width: 713px !important; }
}
@media (min-width: 992px) and (max-width: 1200px) {
  body.markdown-theme { width: 937px !important; }
}
@media (min-width: 1200px) {
  body.markdown-theme { width: 1145px !important; }
}

/*github theme*/
html.markdown-body-html {
  min-width: 1020px;
}
body.markdown-body {
  overflow: auto;

  min-width: 200px;
  max-width: 888px;

  background-color: #fff;
  border: 1px solid #ddd;

  padding: 45px;
  margin: 20px auto;
}
body.markdown-body #html>*:first-child {
  margin-top: 0 !important;
}
body.markdown-body #html>*:last-child {
  margin-bottom: 0 !important;
}