.rightint-about {
  padding: 60px 0;
}

.rightint-about .container {
  overflow: auto;
  margin-top: 50px;
  display: flex;
}

.rightint-about h3 {
  font-size: clamp(24px, 2.1vw, 40px);
  line-height: 1;
  text-transform: capitalize;
  color: #333;
  font-weight: 600;
  text-align:center;
}
.rightint-about .txt h4 {
  font-size: 26px;
  padding-bottom: 10px;
  text-transform: capitalize;
  color: #333;
  font-weight: 600;
}
.rightint-about .txt .rich-text{
  margin-bottom:30px;
}
.rightint-about h3::after {
  content: "";
  width: 40px;
  height: 3px;
  background: #3b3535;
  display: block;
  margin: 15px auto 0 ;
  margin-bottom: 20px;
}
.rightint-about .txt  {
  font-size: 17px;
  color: #333;
  line-height: 30px;
  /* margin: 20px 0 0; */
  width: 47%;
  text-align: justify;
}
.rightint-about .txt .t p ~ p {
  margin-top: 10px;
}

.rightint-about .pic {
  /* float: right; */
  /* margin: 0 0 15px 50px; */
  width: 53%;
  display: block;
  position: relative;
  /* overflow: hidden; */
  /* box-shadow: 0 0 20px rgba(0, 0, 0, 0.1); */
  margin-right: 30px;
}
.rightint-about .pic img {
  width: 100%;
  display: block;
  transition: all 0.3s ease 0s;
  -webkit-transition: all 0.3s ease 0s;
}

@media(max-width:1499px){
  .rightint-about .txt .rich-text {
    height: 350px;
    overflow: auto;
}
}

@media(max-width:1200px){
  .rightint-about .txt .rich-text {
    height: 280px;
}
}

@media screen and (max-width: 991px) {
  .rightint-about .pic {
    float: none;
    width: 100%;
    margin: 0 0 20px;
  }

  .rightint-about .txt .rich-text {
    height: 100%;
  }

  .rightint-about .txt h3 {
    text-align: center;
    font-size: 30px;
  }

  .rightint-about .txt h3::after {
    margin: 15px auto 0;
  }

  .rightint-about .container {flex-direction: column;}
  .rightint-about .txt {font-size: 15px; width: 100%;}
  .small-banner-guanxiang h1, .small-banner-guanxiang h2 {width: 100%;text-align: center;font-size: 16px;}
  .rightint-about {padding: 30px 0;}
}

@media screen and (max-width: 480px) {
  .rightint-about .txt h3 {
    font-size: 22px;
  }
}