.card-header {
  color: $dark;
  background-color: $secondary;
  @include gradient-y($secondary, shade-color($secondary, 5%));
  border-bottom: 1px solid shade-color($secondary, 10%);
}

.card-body-diff {
  padding: 0;
  margin: 0;
  overflow: clip;
}

.card-body {
  textarea {
    width: 100%;
    height: 600px;
  }
}

.card-body-markdown {
  padding: 2rem;

  > *:first-child {
    margin-top: 0 !important;
  }

  > *:last-child {
    margin-bottom: 0 !important;
  }

  p,
  blockquote,
  ul,
  ol,
  dl,
  table,
  pre,
  details {
    margin-top: 0;
    margin-bottom: $spacer;
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    margin-top: $spacer * 1.5;
    margin-bottom: $spacer;
    font-weight: $font-weight-bold;

    tt,
    code {
      padding: 0 0.2rem;
      font-size: inherit;
    }
  }

  h1 {
    padding-bottom: 0.3rem;
    font-size: 2rem;
    border-bottom: $border-width solid $border-color;
  }

  h2 {
    padding-bottom: 0.3rem;
    font-size: 1.5rem;
    border-bottom: $border-width solid $border-color;
  }

  h3 {
    font-size: 1.25rem;
  }

  h4 {
    font-size: 1rem;
  }

  h5 {
    font-size: 0.875rem;
  }

  h6 {
    font-size: 0.85rem;
  }

  pre {
    background-color: $code-bg;
    border-radius: $code-border-radius;
    padding: $spacer;

    br {
      display: none;
    }

    code {
      display: block;
    }
  }

  code {
    background-color: $code-bg;
    border-radius: $code-border-radius;
    margin: 0;
    padding: 0.2rem 0.4rem;
  }

  blockquote {
    padding: 0 $spacer;
    border-left: 0.25rem solid $border-color;

    > :first-child {
      margin-top: 0;
    }

    > :last-child {
      margin-bottom: 0;
    }
  }
}