/* --------------------
250825 add
-------------------- */
.top-about__check {
  margin-top: 8rem;
  padding: 7rem 5%;
  background-color: rgba(255, 255, 255, 0.7);
  border-radius: 1.6rem;
  -webkit-border-radius: 1.6rem;
}
@media screen and (max-width: 834px) {
  .top-about__check {
    margin-top: 3rem;
    padding: 3rem 5%;
    border-radius: 1rem;
    -webkit-border-radius: 1rem;
  }
}
@media screen and (max-width: 450px) {
  .top-about__check {
    padding: 2rem 5%;
  }
}
.top-about__check-video {
  display: block;
  max-width: 54rem;
  width: 100%;
  aspect-ratio: 540/308;
  margin: 3rem auto 0;
  border-radius: 0.5rem;
  -webkit-border-radius: 0.5rem;
}
@media screen and (max-width: 834px) {
  .top-about__check-video {
    margin-top: 2rem;
  }
}

.top-video__txt {
  position: relative;
  display: block;
  width: fit-content;
  margin: 0 auto;
  padding: 0 1.5rem;
}
@media screen and (max-width: 834px) {
  .top-video__txt {
    padding: 0 1rem;
  }
}
@media screen and (max-width: 450px) {
  .top-video__txt.f32 {
    font-size: 1.8rem;
  }
  .top-video__txt.f24 {
    font-size: 1.8rem;
  }
}
@media screen and (max-width: 395px) {
  .top-video__txt.f32 {
    font-size: 1.6rem;
  }
}
@media screen and (max-width: 395px) {
  .top-video__txt.f24 {
    font-size: 1.6rem;
  }
}
.top-video__txt::before, .top-video__txt::after {
  position: absolute;
  content: "";
  width: 1px;
  height: 3.3rem;
  top: calc(50% - 1.65rem);
  background-color: #719090;
}
@media screen and (max-width: 834px) {
  .top-video__txt::before, .top-video__txt::after {
    height: 1em;
    top: calc(50% - 0.5em);
  }
}
.top-video__txt::before {
  left: 0;
  transform: rotate(-15deg);
}
.top-video__txt::after {
  right: 0;
  transform: rotate(15deg);
}

.top-sys__bene {
  margin-bottom: 9rem;
}
@media screen and (max-width: 834px) {
  .top-sys__bene {
    margin-bottom: 5rem;
  }
}

.top-sys__video {
  display: block;
  width: 100%;
  aspect-ratio: 520/292;
  margin-top: 3rem;
  border-radius: 0.5rem;
  -webkit-border-radius: 0.5rem;
}
@media screen and (max-width: 834px) {
  .top-sys__video {
    margin-top: 2rem;
  }
}

@media screen and (max-width: 834px) {
  .tab-no {
    display: none;
  }
}