.culture__h2 {
  background: #cd78e5;
  color: #FFF;
}

.ttl__box {
  border-color: #cd78e5;
}

.ttl__box_h1 {
  background: #cd78e5;
  color: #FFF;
}

.ttl__box_h2 {
  color: #cd78e5;
}

.ttl__img {
  max-width: 462px;
}

@media only screen and (max-width: 640px) {
  .ttl__img {
    max-width: 80%;
  }
}

.about__block {
  margin: 3rem 0 0;
  text-align: left;
}

.about__block_ttl {
  font-size: 2.4rem;
  font-weight: 600;
  color: #cd78e5;
}

@media only screen and (max-width: 640px) {
  .about__block_ttl {
    font-size: 1.6rem;
  }
}

.about__block_marker {
  display: inline;
  padding: 0 .3rem;
  background: #cd78e5;
  font-size: 3rem;
  color: #FFF;
}

@media only screen and (max-width: 640px) {
  .about__block_marker {
    font-size: 2.2rem;
  }
}