.b-about {
  margin: clamp(32px, 6vw, 104px) 0;
}

.b-about p:last-child {
  margin: 0;
}

.b-about__first {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(40px, 3vw, 50px);
  margin-bottom: clamp(40px, 6vw, 70px);
}

.b-about__first-title {
  color: #fff;
  margin: 0 auto;
  max-width: 1000px;
}

.b-about__first-text {
  color: #fff;
  text-align: center;
  margin: 0 auto;
  max-width: 1020px;
  font-size: clamp(14px, 4vw, 25px);
}

.b-about__bg1 {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
}

.b-about__bg1 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.b-about__bg1:after {
  content: '';
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.7);
}

.b-about__text {
  margin: 0 auto;
  max-width: 920px;
  font-size: clamp(17px, 2vw, 22px);
}

.b-about__last {
  padding-top: clamp(62px, 6vw, 104px);
}

.b-about__last-title {
  margin: 0 auto clamp(40px, 3vw, 50px);
  max-width: 920px;
}

.b-about__last-text {
  color: #fff;
  text-align: center;
  margin: 0 auto;
  max-width: 920px;
  font-size: clamp(14px, 4vw, 25px);
}

.b-about__bg2 {
  font-size: 0;
  margin-bottom: clamp(40px, 3vw, 50px);
}

@media screen and (min-width: 992px) {
  .b-about__first {
    padding: clamp(32px, 6vw, 104px) 0;
    min-height: clamp(600px, 48vw, 900px);
  }

  .b-about__last {
    padding-top: clamp(32px, 6vw, 104px);
  }
}

@media screen and (max-width: 991px) {
  .b-about__part-top {
    position: relative;
    display: flex;
    align-items: flex-end;
    min-height: 470px;
    padding: clamp(32px, 6vw, 104px) 0;
  }

  .b-about__last {
    padding-bottom: 32px;
    border-top: 1px solid #000;
    margin-top: clamp(62px, 6vw, 104px);
  }
}