body {
  font-family: system-ui;
}

/**
Table des matières : numérotation automatique.
Ex.

1.
  1.1.
  1.2.
2.
  2.1
  2.2
*/
.table_of_contents,
.table_of_contents ol {
  counter-reset: ct;

}

.table_of_contents li {
  list-style-type: none;
}

.table_of_contents li:before {
  content: counters(ct, ".") ". ";
  counter-increment: ct;
}

/*
Liens externes
*/

a[href^='http'] {
  padding-right: 1.25em;
}

a[href^='http']::after {
  position: absolute;
  content: '';
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-left: 0.25em;
  background-size: 100%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewbox='0 0 12.2 12.2' width='18' height='18'%3E%3Cpath d='M5.7 0v1.5h4L4.5 6.7l1 1.1 5.3-5.2v3.9h1.4V0z'/%3E%3Cpath fill='none' d='M3.4 6.7l3-2.9H1.5v7h7V5.9l-3 2.9z'/%3E%3Cpath d='M8.5 5.9v4.9h-7v-7h4.9l1.5-1.6H0v10h10V4.4z'/%3E%3C/svg%3E");
  /*transform: translateY(0.25em);*/
}


/* Fil d'Ariane */
.breadcrumb {
  padding: 0 .5rem;
}

.breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.breadcrumb li:not(:last-child)::after {
  display: inline-block;
  margin: 0 .25rem;
  content: "→";
}