.sutong-intro {
  padding: 70px 0;
  text-align: center;
  /*background: #E9E9E9;*/
  background-color: #fff;
}

.sutong-intro h5 {
  font-size: 36px;
  color: var(--title-text-color);
  line-height: 1.47;
}

.sutong-intro h5 strong {
  font-weight: 600;
}

.sutong-intro .highlighted  {
  color: var(--color-second);
}

.sutong-intro .more1 {
  margin: 34px 0 0;
  padding: 0 14px;
  height: 40px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  font-size: 15px;
  color: var(--title-text-color);
  font-weight: 700;
  border: 1px solid #BEBEBE;
  position: relative;
}

.sutong-intro .more1 i {
  margin-left: 16px;
}

.sutong-intro .more1:hover {
  background: var(--color-second);
  border-color: var(--color-second);
  color: #fff;
}

.sutong-intro .highlighted {
  color: var(--color-second);
}

@media screen and (max-width: 1500px) {

}

@media screen and (max-width: 1280px) {
  .sutong-intro h5 {
    font-size: 36px;
  }
}

@media screen and (max-width: 1200px) {
  .sutong-intro h5 {
    font-size: 32px;
  }
}

@media screen and (max-width: 992px) {
  .sutong-intro h5 {
    font-size: 28px;
  }
}

@media screen and (max-width: 768px) {
  .sutong-intro h5 {
    font-size: 24px;
  }

  .sutong-intro {
    padding: 35px 0;
  }

  .sutong-intro h5 {
    line-height: 1.2;
  }

  .sutong-intro .more1 {
    margin: 25px 0 0;
  }
}

@media screen and (max-width: 576px) {
  .sutong-intro h5 {
    font-size: 20px;
  }
}