discourse/app/assets/stylesheets/publish.scss

@import "common";

.published-page-content-wrapper {
  box-sizing: border-box;
  margin: 2em auto;
  padding: 0.5em 10px 2em; // 10px matches .wrap
  max-width: calc(
    var(--topic-body-width) + (var(--topic-body-width-padding) * 2) +
      var(--topic-avatar-width)
  );
  width: 100%;
}

.published-page-header {
  box-sizing: border-box;
  width: 100%;
  top: 0;
  z-index: z("header");
  background-color: var(--header_background);
  box-shadow: 0 2px 4px -1px rgba(0, 0, 0, 0.25);
  position: sticky;
  top: 0;
  .published-page-header-wrapper {
    box-sizing: border-box;
    max-width: calc(
      var(--topic-body-width) + (var(--topic-body-width-padding) * 2) +
        var(--topic-avatar-width)
    );
    width: 100%;
    display: flex;
    margin: 0em auto;
    padding: 0.5em 10px; // 10px matches .wrap padding
    align-items: center;
    .published-page-logo {
      height: 45px;
      margin-right: 1em;
      line-height: 1em;
    }
    .published-page-title {
      color: var(--header_primary);
      font-size: var(--font-up-5);
      margin: 0;
      line-height: var(--line-height-medium);
      @include breakpoint(mobile-extra-large) {
        font-size: var(--font-up-3);
      }
    }
  }
}

.published-page {
  background-color: var(--secondary);
  color: var(--primary);

  blockquote {
    margin-left: 0;
    margin-right: 0;
    padding: 12px;
  }
}

.published-page-author {
  margin-top: 1em;
  margin-bottom: 2em;
  display: flex;

  .avatar {
    margin-right: 1em;
    height: 45px;
    width: 45px;
    border: 4px solid var(--tertiary-medium);
  }
  .topic-created-at {
    color: var(--primary-medium);
  }
}

.published-page-content-body {
  font-size: 1.25em;
  img {
    max-width: 100%;
    height: auto;
  }
}