html {
  scroll-behavior: auto;
}

a, a:link, a:visited, a:hover, a:active {
  text-decoration: none;
}

article {
  border-width: 0;
  margin: 0;
  padding: 0;
}

article li,
article li p {
  margin-top: .5em;
  margin-bottom: .5em;
}

article li > ol {
  list-style-type: lower-alpha;
}

body {
  padding-bottom: 95vh;
}

dl.problem-words > div {
  padding: 4px 8px;
}

dl.problem-words > div > dd {
  font-size: smaller;
  margin-left: 1em;
}

dt {
  color: var(--text-dark);
  font-weight: bold;
}

h1 {
  font-size: 1.3em;
  margin: 1em 0;
}

h2 {
  font-size: 1.1em;
  margin: 1em 0 0 0;
}

h3 {
  font-size: 1.0em;
  margin: 1em 0 0 0;
}

img, video {
  border-radius: 0;
  opacity: unset;
}

img.scaled {
  max-width: 100%;
  height: auto;
}

kbd {
  border: 1px solid var(--preformatted);
  border-bottom: 1px solid var(--preformatted);
  border-radius: 1px;
  padding: 1px 0.4rem;
}

p {
  margin: 1em 0;
}

#keyword-list dt i {
  font-weight: normal;
}

.border {
  border: 1px solid var(--border);
}

@media only screen and (min-width: 600px) {
  dl.problem-words {
    display: flex;
    flex-wrap: wrap;
    gap: 1em;
  }

  dl.problem-words > div {
    border: 1px solid #aaa;
    border-radius: 3px;
    width: calc(50% - 1em - 12px)
  }

  ul.multi-column {
    column-width: 9em;
    gap: 2em;
    margin: 0 0 0 1em;
    padding-left: 0;
  }

  ul.multi-column li {
    margin-top: 0;
  }
}