.sutong-company_intro {
  padding: 70px 0;
  position: relative;
  background: linear-gradient(to bottom, #e5e5e5, white);
}

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

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


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


.sutong-company_intro .container {
  display: flex;
  align-items: center
}
.sutong-company_intro .t h4 {
  font-size: 26px;
  font-weight: 900;
  line-height: 1.2;
  align-content: flex-start;
  color: #212121;
  margin-bottom: 40px;
}
.sutong-company_intro .t p {
  font-size: 17px;
  line-height: 1.4;
  position: relative;
  color: #333;
}
.sutong-company_intro .txt h3 {
  font-size: 50px;
  font-weight: 700;
  line-height: 1;
  position: relative;
  z-index: 20;
  align-content: flex-start;
}
.sutong-company_intro .txt .left p{font-size: 30px;color: #a3a3a3;align-content: flex-end;font-weight: 900;font-family: var(--title-font-family);margin-top: 80px;} 
.sutong-company_intro .txt .left{/* align-content: space-between; *//* display: flex; *//* flex-direction: column; */}
.sutong-company_intro .txt .title-left{
  
  padding-right: 46px;
}


.sutong-company_intro .txt .t {
  line-height: 36px;
  font-size: 17px;
}

.sutong-company_intro .txt .t p~p {
  margin-top: 25px;
}

.sutong-company_intro .txt .t .steps {
  margin: 30px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.sutong-company_intro .txt .t .steps li {
  margin: 10px 0 0;
  width: 30%;
  /* color: var(--color-primary); */
  font-size: 16px;
  font-weight: 700;
}

.sutong-company_intro .txt .more1 {
  margin: 50px 0 0
}

.sutong-company_intro .pic {
  position: relative;
  margin-bottom: 70px;
}

.sutong-company_intro .pic img {
  position: relative;
  z-index: 10;
}

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

@media screen and (max-width: 1280px) {
  .sutong-company_intro .txt h3 {
    font-size: 36px;
  }


  .sutong-company_intro .txt .t {
      line-height: 32px;
  }

  .sutong-company_intro .txt .t p~p {
      margin-top: 15px;
  }

  .sutong-company_intro .txt .t ul {
      margin: 25px 0 0;
  }

  .sutong-company_intro .txt .title-left{ 
    padding-right: 30px;
  }
}

@media screen and (max-width: 1200px) {
  .sutong-company_intro .txt h3 {
    font-size: 32px;
  }

  .sutong-company_intro .txt .t {
    line-height: 28px;
    font-size: 16px;
  }

  .sutong-company_intro .txt .more1 {
      margin: 20px 0 ;
  }
}

@media screen and (max-width: 992px) {
  .sutong-company_intro .txt h3 {
    font-size: 28px;
  }

  .sutong-company_intro .txt .t .steps li {
      font-size: 18px;
      width: 48%;
  }
  
  .sutong-company_intro .txt .t {margin-top: 15px;}
  .sutong-company_intro .txt .left p{line-height: 32px;font-size: 22px;margin-top: 30px;}
  .sutong-company_intro .t h4 {margin-bottom: 25px;}
  .sutong-company_intro .t p {font-size: 15px;}
}

@media screen and (max-width: 768px) {
  .sutong-company_intro .txt h3 {
    font-size: 24px;
  }

  .sutong-company_intro .more1 {
    padding:0 30px;
  }


  .sutong-company_intro {
      padding: 30px 0;
  }

  .sutong-company_intro .container {
      display: block;
  }


  .sutong-company_intro .txt .t {
    line-height: 26px;
    text-align: left;
  }

  .sutong-company_intro .txt .t p~p {
      margin-top: 10px;
  }
  .sutong-company_intro .t h4 {font-size: 20px;}

}

@media screen and (max-width: 576px) {


  .sutong-company_intro .pic {
      width: 100%;
  }


  .sutong-company_intro .txt .t ul {
      margin: 20px 0 0;
  }

  .sutong-company_intro .txt .t ul li {
      width: 50%;
  }
  .sutong-company_intro .t h4 {font-size: 18px;}
  .sutong-company_intro .t p {font-size: 14px;}
}