.vc-archive-intro{
  max-width: 900px;
  margin: 40px auto; /* centre le bloc */
  padding: 24px 28px;
  border-radius: 16px;
  background: rgba(34,55,70,.06);
  text-align: center;
}

.vc-archive-intro h1{
  margin: 0 0 12px 0;
}

.vc-archive-intro p{
  margin: 0 auto;
  line-height: 1.6;
  max-width: 760px;
}