.h1-concept::before {
  content: attr(data-label);
  font-family: "Great Vibes", cursive;
  color: #de3839;
  display: block;
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.h1-concept{
    color:#333;
    text-align:center;
    font-size:150%;
    margin-bottom:50px;
}

.sp-header__lead {
  max-width: 720px;
  margin: 0 auto 40px;
  line-height: 1.9;
  font-size: 0.9rem;
  color: #333;
}