body {
  counter-reset: exercice;
}
.exercice:before {
  color: #ba3925;
  margin-bottom: 5em ;
  padding: 1em 0.5em ;
  content: "Exercice " counter(exercice); counter-increment:exercice ;
}

.exercice {
  /* color: red ; */
  border: 3px solid #4b6e99;
  border-radius: 1em;
  /* border-top-left-radius: 8px;
  border-top-right-radius: 8px; */
  border-bottom: none;
  border-top: none;
  border-right: none;
  padding-left: 1em;
  margin: 0.5em 2em 0.5em 2em ;
  /* border-image: url(./star.png); */
  font-family: "Open Sans","DejaVu Sans",sans-serif;
  background: #fafaff;
  /*max-width: 90% ;*/
}
.exercice .content {
  /* margin: 5em ; */
  padding: 1em 0.5em ;
}


/**/