hr {
  margin: 6rem auto;
}

.agency-clients li {
  display: flex;
  justify-content: center;
  align-items: center;
}
.agency-clients img {
  width: auto;
  height: 3rem;
}

.menu--footer{
  margin-top: 2em;
  display: flex;
  justify-content: center;
  align-items: center;
}

.menu--footer ul {
  display: flex;
  justify-content: center;
  align-items: center;
}

.menu--footer ul li{
  margin-right: 1em;
}