.plage{
  font-size:50%;
  margin-right:10px;
}

.warn{
  font-size:200%;
  color: red;
}

.ok{
  font-size:100%;
  color: green;
}

tr>td:nth-child(1) {
  width: 4em;
}

tr>td:nth-child(2) {
  width: 15em;
}

tr>td:nth-child(3) {
  width: 15em;
}

tr>td:nth-child(4) {
  width: 10em;
}