.sutong-service {
  padding-top: 80px;
  padding-bottom: 80px
}

.sutong-service h3 {
  font-size: 26px;
  line-height: 1;
  font-weight: 700
}

.sutong-service>p {
  font-size: 17px;
  line-height: 2;
  margin: 30px 0 0
}

.sutong-service ul {
  margin: 40px 0 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.sutong-service ul li {
  width: calc(50% - 23px);
  border: 1px solid #ddd;
  padding: 58px 60px
}

.sutong-service ul li em {
  font-size: 76px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  font-family: monospace;
}

.sutong-service ul li h6 {
  font-size: 22px;
  font-weight: 700;
  color: var(--title-text-color);
  line-height: 1
}

.sutong-service ul li dl {
  margin: 30px 0 0
}

.sutong-service ul li dl dd {
  font-size: 17px;
  line-height: 32px;
  padding: 0 0 0 21px;
  position: relative
}

.sutong-service ul li dl dd+dd {
  margin-top: 15px
}

.sutong-service ul li dl dd::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  display: block;
  position: absolute;
  left: 0;
  top: 12px
}

.sutong-service ul li:hover {
  background: var(--color-primary);
  border-color: var(--color-primary)
}

.sutong-service ul li:hover em {
  color: rgba(255, 255, 255, .75)
}

.sutong-service ul li:hover h6 {
  color: #fff
}

.sutong-service ul li:hover dl dd {
  color: #fff
}

.sutong-service ul li:hover dl dd::before {
  background: #fff
}

@media screen and (max-width: 992px) {
  .sutong-service {
    padding-top: 50px;
    padding-bottom: 50px
  }

  .sutong-service ul li {
    width: 100%;
    padding: 40px 30px
  }

  .sutong-service ul li+li {
    margin-top: 15px
  }
}

@media screen and (max-width: 768px) {
  .sutong-service {
    padding-top: 35px;
    padding-bottom: 30px
  }

  .sutong-service h3 {
    font-size: 24px;
    text-align: center
  }

  .sutong-service>p {
    font-size: 16px;
    line-height: 24px;
    margin: 20px 0 0
  }

  .sutong-service ul {
    margin: 30px 0 0
  }

  .sutong-service ul li {
    padding: 30px 20px
  }

  .sutong-service ul li em {
    font-size: 50px
  }

  .sutong-service ul li h6 {
    font-size: 21px
  }

  .sutong-service ul li dl {
    margin: 20px 0 0
  }

  .sutong-service ul li dl dd {
    font-size: 16px;
    line-height: 24px
  }

  .sutong-service ul li dl dd+dd {
    margin-top: 10px
  }
}