p.caption {
  color: #777;
  margin-top: 10px;
}
p code {
  white-space: inherit;
}
pre {
  word-break: normal;
  word-wrap: normal;
}
pre code {
  white-space: inherit;
}

/* Real tables stay visible when the accompanying code is collapsed. */
.course-table {
  overflow-x: auto;
  margin: 1.25em 0 1.75em;
}
.course-table:focus-visible { outline: 2px solid #48718a; outline-offset: 3px; }
.book .book-body .page-wrapper .page-inner section.normal table {
  display: table;
  width: auto;
  max-width: 100%;
  margin: 1em auto;
  border-collapse: collapse;
  font-size: .92em;
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
}
.book .book-body .page-wrapper .page-inner section.normal table th,
.book .book-body .page-wrapper .page-inner section.normal table td {
  padding: .4em .7em;
  border: 0;
}
.book .book-body .page-wrapper .page-inner section.normal table th {
  border-top: 1.5px solid #56616b;
  border-bottom: 1px solid #aeb8c0;
  background: #f0f3f5;
}
.book .book-body .page-wrapper .page-inner section.normal table tr {
  background: transparent;
  border: 0;
}
.book .book-body .page-wrapper .page-inner section.normal table tbody tr:nth-child(even) {
  background: #f7f8fa;
}
.book .book-body .page-wrapper .page-inner section.normal table tr:last-child {
  border-bottom: 1.5px solid #56616b;
}
.book .book-body .page-wrapper .page-inner section.normal table caption {
  text-align: left;
  color: #444;
  margin-bottom: .6em;
}
@media print {
  .course-table { overflow: visible; }
}

/* Textbook callouts: style the enclosing div, never just the numbered label. */
.book .book-body .page-wrapper .page-inner section.normal {
  --callout-rule: #9aafb9;
  --definition-fill: #f2f6f8;
  --result-fill: #f0f5f1;
  --result-rule: #70917c;
  --example-fill: #faf6ed;
  --example-rule: #b39a68;
  --practice-fill: #edf4f7;
  --recap-fill: #f3f5f6;
}
.book .book-body .page-wrapper .page-inner section.normal :is(
  div.definition, div.hypothesis, div.proposition, div.theorem,
  div.example, div.exercisebox, div.practicebox, div.recapbox
) {
  box-sizing: border-box;
  margin: 1.65em 0;
  padding: 1.05em 1.3em;
  border: 1px solid var(--callout-rule);
  border-left-width: 4px;
  border-radius: 4px;
  background: var(--definition-fill);
}
.book .book-body .page-wrapper .page-inner section.normal :is(div.proposition, div.theorem) {
  background: var(--result-fill);
  border-color: var(--result-rule);
}
.book .book-body .page-wrapper .page-inner section.normal div.example {
  background: var(--example-fill);
  border-color: var(--example-rule);
}
.book .book-body .page-wrapper .page-inner section.normal div.exercisebox {
  background: transparent;
}
.book .book-body .page-wrapper .page-inner section.normal div.practicebox {
  background: var(--practice-fill);
}
.book .book-body .page-wrapper .page-inner section.normal div.recapbox {
  background: var(--recap-fill);
}
.book .book-body .page-wrapper .page-inner section.normal :is(
  span.definition, span.hypothesis, span.proposition, span.theorem,
  span.example, span.exercise
) {
  display: block;
  margin-bottom: .65em;
  line-height: 1.5;
}
.book .book-body .page-wrapper .page-inner section.normal :is(
  div.definition, div.hypothesis, div.proposition, div.theorem,
  div.example, div.exercisebox, div.practicebox, div.recapbox
) > :first-child { margin-top: 0; }
.book .book-body .page-wrapper .page-inner section.normal :is(
  div.definition, div.hypothesis, div.proposition, div.theorem,
  div.example, div.exercisebox, div.practicebox, div.recapbox
) > :last-child { margin-bottom: 0; }
/* Preserve the reader's GitBook colour theme. */
.book.color-theme-1 .book-body .page-wrapper .page-inner section.normal {
  --definition-fill: #f3eddf;
  --result-fill: #edf0e1;
  --example-fill: #f7edda;
  --practice-fill: #ecebdf;
  --recap-fill: #eee8dc;
}
.book.color-theme-2 .book-body .page-wrapper .page-inner section.normal {
  --callout-rule: #6f8996;
  --definition-fill: #263640;
  --result-fill: #293b32;
  --result-rule: #7ca38b;
  --example-fill: #3b352a;
  --example-rule: #bba471;
  --practice-fill: #253945;
  --recap-fill: #30363d;
}
@media (max-width: 600px) {
  .book .book-body .page-wrapper .page-inner section.normal :is(
    div.definition, div.hypothesis, div.proposition, div.theorem,
    div.example, div.exercisebox, div.practicebox, div.recapbox
  ) { padding: .85em .9em; }
}