.bouton {
  display: inline-block;
  width: 200px;
  height: 50px;
  line-height: 50px;
  font-size: 32px;
  color: white;
  background-color: black;
  border-radius: 8px;
  text-align: center;
  margin: 16px;
  -webkit-user-select: none;
  cursor: default;
}

.bouton:hover {
  background-color: rgba(0, 0, 0, 0.5);
}

.ligneGrise {
  width: 960px;
  background-color: lightgray;
  display: flex;
}

.ligneBlanche {
  width: 960px;
  background-color: white;
  display: flex;
}

.nomLigne {
  height: 50px;
  line-height: 50px;
  flex: 2;
  border: 1px solid black;
  margin: 0;
}

.itemLigne {
  flex: 1;
  height: 50px;
  line-height: 50px;
  border: 1px solid black;
  margin: 0;
  text-align: center;
}

#premierConteneur {
  margin: 30px;
}

#secondConteneur {
  margin: 30px;
}