body {
  font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
  background-color: whitesmoke;
  margin: 0px;
}

#cadre {
  width: 80%;

  margin-top: 0vh;
  padding-top: 1vh;
  margin: auto;
  padding-left: 1em;
  padding-right: 1em;
  background-color: white;
}

.titre {
  color: black;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.9em;
  font-family: serif;
}

#navbar {
  background-color: white;
  color: #303030;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

#navbar a {
  color: #303030;
  text-decoration: none;
  font-size: 0.95em;
  font-variant: small-caps;
  margin-left: 0.5em;
  margin-right: 0.5em;
  white-space: nowrap;
}

#contenu {
  font-size: 0.8em;
}

#contenu a {
  color: #6a6d4c;
}

#footer {
  font-size: 0.5em;
  text-align: left;
}

h3 {
  color: black;
  /* font-family: serif; */
  font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
  font-weight: normal;
  font-weight: 500;
  border-bottom: solid 2px;  
  text-align: center;
}

h4 {
  color: black;
  font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
  font-size: small;
  font-weight: normal;
  margin-bottom: 0.4em;
}

h4::before {
  content: "\25A0 \205F";
  color: #e25e16;
}

ul {
  list-style: none;
  margin: 0em;
  margin-bottom: 1.5em;
}

li {
  margin-bottom: 0.5em;
}
ul li::before {
  content: "\25ab  ";
  color: #e25e16;
}

ol {
  list-style: none;
  counter-reset: li;
  list-style-position: outside;
}

ol > li::before {
  content: counter(li) ".";
  display: inline-block;
  width: 3em;
  margin-left: -3em;
  margin-right: 0em;
  text-align: center;
  font-size: 0.65em;
  color: #e25e16;
}

ol > li {
  counter-increment: li;
  margin-left: 1em;
}

#couverture {
  width: auto;
  max-width: 100%;
  max-height: 100%;
  height: 50vh;
  display: block;
  margin: 0 auto;
  object-fit: scale-down;
}


img {
  max-width: 80vw;
  max-height: auto;
}

td {
  vertical-align: top;
}

td > a {
  color: black;
}

.flex-conteneur {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  justify-content: center;
}
.flex-conteneur > div {
  flex-grow: 1;
  width: 30%;
}

@media (max-width: 800px) {
  #cadre {
    width: 90%;
    margin: auto;
  }

  .flex-conteneur {
    flex-direction: column;
  }
  .flex-conteneur > div {
    width: 100%;
  }
}

@media (min-width: 801px) {
  #cadre {
    max-width: 1024px;
    margin: auto;
  }

  .magnetometre {
    max-width: 100%;
  }
}