.c-header-border {
  position: relative;
}

.c-header-border::after {
  content: "";
  position: absolute;
  bottom: 0px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, rgba(201, 168, 92, 0.8));
}