.features {
  padding: 1.25rem 0;
  box-sizing: border-box;
}

.features_box {
  background-image: url(../image/about/背景\ \(50\).png);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 100% 100%;
  background-attachment: fixed;
  perspective: 1000px;
}

.features .tit {
  margin: 0 0 .75rem 0;
  font-weight: bold;
}

.features .content {
  padding: 1rem;
  box-sizing: border-box;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 10px;
}

.features .content .l {
  width: 30%;
}

.features .content .l img {
  display: block;
  width: 100%;
}

.features .content .r {
  width: 60%;
}

.features .content .r .titbox {
  margin: 0 0 .75rem 0;
  padding: 0 0 .75rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.features .content .r .titbox h4 {
  margin: 0 0 .5rem 0;
}

.features .content .r span p {
  line-height: .45rem;
}

@media screen and (max-width: 1680px) {}

@media screen and (max-width: 1600px) {}

@media screen and (max-width: 1440px) {}

@media screen and (max-width: 1366px) {}

@media screen and (max-width: 1280px) {}

@media screen and (max-width: 1024px) {}

@media screen and (max-width: 980px) {
  .features {
    padding: 20px 0;
  }

  .features .tit {
    margin: 0 0 20px 0;
  }

  .features .content .r {
    width: 100%;
  }

  .features .content {
    flex-wrap: wrap;
  }

  .features .content .l {
    margin: 0 auto;
  }

  .features .content .r .titbox h4 {
    margin: 15px 0 10px 0;
  }

  .features .content .r .titbox {
    margin: 0 0 20px 0;
    padding: 0 0 20px 0;
  }

  .features .content .r span p {
    line-height: 1.5;
  }

    .features .content {
      padding: 20px 10px;
    }
}

@media screen and (max-width: 768px) {}

@media screen and (max-width: 640px) {}

@media screen and (max-width: 375px) {}