.qianhe-contact-info {
  padding: 100px 0;
}

.qianhe-contact-info .container {
  position: relative;
  overflow: hidden;
}
.qianhe-contact-info .container::after {
  content: "";
  position: absolute;
  left: 0;
  top: 28%;
  width: calc(100% - 15px);
  height: 164px;
  background: url("./pics/ico15.png") no-repeat;
}

.qianhe-contact-info .container,
.qianhe-contact-info .contact-listnameone,
.qianhe-contact-info .contact-listnametwo {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.qianhe-contact-info .contact-listname {
  position: relative;
  z-index: 1;
  width: 62%;
  margin-top: 20px;
}
.qianhe-contact-info .contact-listname > div > div {
  width: 30%;
  margin-left: 8px;
  margin-right: 8px;
}
.qianhe-contact-info .contact-listnameone div {
  padding-top: 25px;
  border-top: 1px solid #cbcbcb;
}
.qianhe-contact-info .contact-listnameone h3 {
  margin-bottom: 20px;
  font-family: var(--font-family);
  font-size: 19px;
  color: #212121;
}
.qianhe-contact-info .contact-listnameone p {
  font-size: 14px;
  line-height: 18px;
  color: #333;
  font-family: var(--font-family);
}
.qianhe-contact-info .contact-listnameone p + p {
  margin: 12px 0 0;
}
.qianhe-contact-info .contact-listnametwo {
  margin-top: 17%;
}
.qianhe-contact-info .contact-listnameb span {
  display: block;
  width: 59px;
  height: 59px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  text-align: center;
  line-height: 59px;
}
.qianhe-contact-info .contact-listnameb div {
  padding-top: 25px;
  border-top: 1px solid #cbcbcb;
}
.qianhe-contact-info .contact-listnameb h3 {
  font-size: 15px;
  color: #666;
}
.qianhe-contact-info .contact-listnameb p {
  margin-top: 10px;
  font-size: 19px;
  color: #212121;
  font-family: var(--font-family);
  line-height: 35px;
}

.qianhe-contact-info .contact-pic {
  width: 32.1%;
}
.qianhe-contact-info .contact-pic img {
  width: 100%;
}

@media screen and (max-width: 1580px) {
  .qianhe-contact-info .contact-listnametwo {
    margin-top: 10%;
  }

  .qianhe-contact-info .contact-listnameb p {
    font-size: 16px;
    line-height: 28px;
  }

  .qianhe-contact-info .contact-bdbottomcon .div_info {
    margin-top: 60px;
  }

  .qianhe-contact-info p {
    line-height: 26px;
  }
}

@media screen and (max-width: 1400px) {
  .qianhe-contact-info .main-href a {
    padding: 15px 50px;
  }
}

@media screen and (max-width: 1280px) {
  .qianhe-contact-info {
    padding: 60px 0;
  }

  .qianhe-contact-info .margin-top {
    margin-top: 60px;
  }

  .qianhe-contact-info .contact-listnameb p {
    font-size: 14px;
  }

  .qianhe-contact-info .contact-bdbottomcon .div_info h3 {
    font-size: 26px;
  }

  .qianhe-contact-info .contact-bdbottomcon .div_info {
    margin-top: 0;
  }

  .qianhe-contact-info .contact-bdbottomcon {
    width: 48%;
  }
}

@media screen and (max-width: 960px) {
  .qianhe-contact-info .div_info {
    padding: 30px;
  }

  .qianhe-contact-info .div_info button {
    margin-top: 28px;
  }

  .qianhe-contact-info .main-href a {
    font-size: 14px;
  }

  .qianhe-contact-info {
    padding: 40px 0;
  }

  .qianhe-contact-info .margin-top {
    margin-top: 40px;
  }

  .qianhe-contact-info p {
    font-size: 15px;
    line-height: 24px;
  }

  .qianhe-contact-info .main-href a {
    padding: 15px 40px;
  }

  .qianhe-contact-info .contact-pic {
    display: none;
  }

  .qianhe-contact-info .contact-listname,
  .qianhe-contact-info .contact-listname > div > div,
  .qianhe-contact-info .contact-bdbottomcon {
    width: 100%;
  }

  .qianhe-contact-info .contact-listnameone div {
    padding: 20px 0;
  }

  .qianhe-contact-info .contact-listnameb {
    margin-top: 20px;
  }

  .qianhe-contact-info .contact-listnametwo {
    margin-top: 0;
  }

  .qianhe-contact-info .container::after {
    background-size: 60% auto;
  }
}