.directory-box p:nth-child(2) {
  color: #333333;
}

/* 第一部分 */
.top-section {
  width: 100%;
  margin-top: 100px;
  display: flex;
}

.top-imgbox {
  width: 38.2%;
}

.top-img {
  width: 100%;
}

.top-describe {
  display: flex;
  flex-direction: column;
  margin-left: 25px;
  flex: 1;
}

.top-text1 {
  font-family: sfJpLightBold;
  font-size: 48px;
  color: #333333;
  line-height: 48px;
}

.top-text2 {
  font-family: sfJpLight;
  font-weight: 300;
  font-size: 20px;
  color: #777777;
  line-height: 26px;
  margin-top: 20px;
}

/* 第二部分 */
.middle-section {
  margin-top: 20px;
  width: 100%;
  display: flex;
  flex-direction: column;
}

.middle-wrap {
  width: 100%;
  margin-top: 140px;
  display: flex;
}

.middle-wrap:nth-child(2n) {
  flex-direction: row-reverse;
}

.middle-describe {
  flex: 1;
}

.middle-text1 {
  font-family: sfJpLightBold;
  font-size: 36px;
  color: #333333;
  line-height: 48px;
}

.middle-text2 {
  font-family: sfJpLight;
  margin-top: 20px;
  font-weight: 300;
  font-size: 20px;
  color: #777777;
  line-height: 30px;
}

.middle-img {
  width: 100%;
  margin-top: 50px;
}

.middle-rowbox {
  margin-top: 50px;
  flex: 1;
}

.middle-wrap:nth-child(2n-1) .middle-rowbox {
  margin-left: 50px;
}

.middle-wrap:nth-child(2n) .middle-rowbox {
  margin-right: 50px;
}

.middle-row {
  width: 100%;
  height: 70px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #dddddd;
  font-weight: 300;
  font-size: 20px;
  color: #999999;
  font-family: sfJpLight;
}

.middle-row:first-child {
  font-size: 24px;
  color: #333333;
  font-family: sfJpLightBold;
}

.middle-row p:first-child {
  flex: 7;
  line-height: 30px;
}

.middle-row p:last-child {
  flex: 3;
}

.logo-box {
  margin-top: 100px;
  margin-bottom: 50px;
  width: 100%;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: white;
}

.logo-box img {
  height: 100%;
}

@media screen and (max-width: 1024px) {
  .top-section {
    display: flex;
    flex-direction: column-reverse;
  }

  .top-imgbox {
    width: 100%;
  }

  .top-img {
    width: 100%;
    margin-top: 30px;
  }

  .top-describe {
    width: 100%;
    flex: none;
    margin-left: 0px;
  }

  .top-text1 {
    font-size: 36px;
    line-height: 42px;
  }

  .top-text2 {
    font-size: 16px;
    line-height: 24px;
    margin-top: 16px;
  }

  .middle-text2 {
    font-size: 16px;
  }

  /* 中部内容部分 */
  .middle-wrap:nth-child(2n-1),
  .middle-wrap:nth-child(2n) {
    flex-direction: column;
  }

  .middle-wrap:nth-child(2n-1) .middle-rowbox,
  .middle-wrap:nth-child(2n) .middle-rowbox {
    margin-left: 0px;
    margin-right: 0px;
  }
}

@media screen and (max-width: 768px) {
  .top-section {
    margin-top: 80px;
  }

  .top-img {
    margin-top: 20px;
  }

  .top-text1 {
    font-size: 32px;
    line-height: 37px;
  }

  .top-text2 {
    font-size: 16px;
    line-height: 24px;
  }

  .middle-section {
    margin-top: 0px;
  }

  .middle-wrap {
    margin-top: 80px;
  }

  .middle-text1 {
    font-size: 32px;
    line-height: 48px;
  }

  .middle-text2 {
    font-size: 16px;
    line-height: 30px;
  }

  .middle-img {
    margin-top: 40px;
  }

  .middle-row {
    height: 50px;
  }

  .logo-box {
    margin-top: 60px;
  }
}

@media screen and (max-width: 650px) {
  .top-section {
    margin-top: 40px;
  }

  .top-text1 {
    font-size: 16px;
    line-height: 19px;
  }

  .top-text2 {
    font-size: 12px;
    line-height: 24px;
  }

  .middle-wrap {
    margin-top: 40px;
  }

  .middle-text1 {
    font-size: 16px;
    line-height: 38px;
  }

  .middle-text2 {
    font-size: 12px;
    line-height: 24px;
    margin-top: 10px;
  }

  .middle-img {
    margin-top: 20px;
  }

  .middle-rowbox {
    margin-top: 20px;
  }

  .middle-row {
    min-height: 44px;
    font-size: 12px;
  }

  .middle-row p {
    font-size: 12px;
    line-height: 24px;
  }

  .middle-row:first-child {
    font-size: 16px;
  }

  .logo-box {
    margin-top: 40px;
    margin-bottom: 20px;
    height: 45px;
  }
}