.vidwrap {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  padding-top: 25px;
  height: 0;
}

.vidwrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.sommaire {
  color: #5bc0de;
  margin-top: 50px;
  z-index: 99;
}

h2.sommaire {
  border-bottom: thin solid #5bc0de;
}

h2.sommaire span {
  border: thin solid #5bc0de;
  border-bottom: none;
  padding: 0px 20px 0px 20px;
  background-color: #fafdff;
}

#sommaire ul {
  list-style-type: none;
}

h3 {
  color: #5bc0de;
}

.titre-webinar {
  margin-bottom: 10px !important;
  display: block;
}

ul.liste > li {
  margin-top: 10px;
}

.title-webinar {
  margin-top: 0;
}

.optim-trust__logos-intro {
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: 12px;
  font-weight: 600;
  margin: 0 0 16px;
}
.optim-logos__row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  margin-bottom: 18px;
}
.optim-logos__row:last-child { margin-bottom: 0; }
.optim-logos__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  width: 200px;
}
.optim-logos__item img {
  max-height: 48px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
}