* {
  box-sizing: border-box;
}

body {
  font-family: "Times New Roman", Times, serif;
  padding: 20px;
  background: #f1f1f1;
}

/* Header/Blog Title */
.titre {
  /*padding: 10px;*/
  font-size: 30px;
  text-align: center;
  /*background: white;*/
}

.desc {
  font-size: 15px;
  text-align: center;
}

hr {
  border: none;
  border-top: 3px dotted;
  color: #333333;
  overflow: visible;
  text-align: center;
  height: 5px;
}

a {
  text-decoration: none;
  display: inline-block;
  padding: 8px 16px;
  color: grey;
}

ul {
  width: 95%;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  text-align: center;
  align-content: center;
  justify-content: center;
}

li {
  background-color: whitesmoke;
  border: 1px solid grey;
  border-radius: 0.5em;
  color: grey;
  padding: 0.5em;
  margin: 0.5em;
  flex: auto;
}

.tribune {
  text-align: center;

  width: 100%;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
}

.arti {
  overflow: auto;
  /*word-break: break-all;
  max-width: 20%;*/
  background-color: whitesmoke;
  border: 1px solid grey;
  border-radius: 0.5em;
  color: grey;
  padding: 0em;
  margin: 0.5em;
}

.arti:hover{
  background-color: white;
}