.is-style-separator2 {
  position: relative;
  margin-top: 200px;
  height: 104px;
  width: 100% !important;
  border: 0 !important;
  margin: 30px 0;
}
.is-style-separator2:before {
  content: "";
  background-image: url(img/fond-after-avis.svg);
  background-repeat: no-repeat;
  background-position: center;
  width: 344px;
  height: 104px;
  display: inline-block;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}