:root {
  --qianhe-pic-text-title-size: 56px;
  --qianhe-pic-text-p-size: 22px;
  --qianhe-pic-text-btn-size: 20px;
}

.qianhe-home-target {
  padding: 100px 0;
  background-attachment: fixed;
  background-size: cover;
  background-repeat: no-repeat;
}

.qianhe-home-target .container {
  width: 1400px;
  margin: 0 auto;
}

.qianhe-home-target .title {
  width: 95%;
  margin: 0 auto;
  text-align: center;
}

.qianhe-home-target .title h3 {
  font-size: var(--qianhe-pic-text-title-size);
  letter-spacing: 2px;
  color: #fff;
}

.qianhe-home-target .title p {
  margin-top: 20px;
  font-size: var(--qianhe-pic-text-p-size);
  line-height: 1.6;
}

.qianhe-home-target .title h3 a {
  font-weight: bold;
}

.qianhe-home-target .title p,
.qianhe-home-target .title h3 a {
  color: #fff;
}

.qianhe-home-target .title b {
  display: block;
  margin-bottom: 8px;
  padding-top: 16px;
  line-height: 28px;
  font-size: 76px;
  font-weight: 100;
  color: var(--color-primary);
  letter-spacing: 0;

}

.qianhe-home-target .main-href {
  margin-top: 30px;
  text-align: center
}

.qianhe-home-target .main-href a {
  display: inline-block;
  padding: 15px 65px;
  background: var(--color-primary);
  border-radius: var(--button-radius);
  color: #fff;
  font-size: var(--qianhe-pic-text-btn-size);
  letter-spacing: 1px
}

.qianhe-home-target .main-href a:hover {
  background: none;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.qianhe-home-target .main-href a i {
  margin-left: 10px;
  font-size: 12px;
}

@media screen and (max-width: 1500px) {
  :root {
    --qianhe-pic-text-title-size: 52px;
    --qianhe-pic-text-p-size: 20px;
    --qianhe-pic-text-btn-size: 18px;
  }

  .qianhe-home-target .container {
    width: 82%;
  }

  .qianhe-home-target .main-href a {
    padding: 15px 50px;
  }
}

@media screen and (max-width: 1280px) {
  :root {
    --qianhe-pic-text-title-size: 48px;
    --qianhe-pic-text-p-size: 18px;
    --qianhe-pic-text-btn-size: 16px;
  }

  .qianhe-home-target {
    padding: 60px 0;
  }
}


@media screen and (max-width: 992px) {
  :root {
    --qianhe-pic-text-title-size: 44px;
    --qianhe-pic-text-p-size: 16px;
    --qianhe-pic-text-btn-size: 14px;
  }

  .qianhe-home-target {
    padding: 40px 0;
  }

  .qianhe-home-target p {
    font-size: 15px;
    line-height: 24px;
  }

  .qianhe-home-target .title a {
    font-size: 30px;
  }

  .qianhe-home-target .main-href a {
    padding: 15px 32px;
    font-size: 12px;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --qianhe-pic-text-title-size: 40px;
    --qianhe-pic-text-p-size: 14px;
    --qianhe-pic-text-btn-size: 14px;
  }

}

@media screen and (max-width: 576px) {
  :root {
    --qianhe-pic-text-title-size: 36px;
    --qianhe-pic-text-p-size: 14px;
    --qianhe-pic-text-btn-size: 14px;
  }

}