.about-us {
  position: relative;
  padding: clamp(30px, 4.6875vw, 90px) 0;
  box-sizing: border-box;
}

.about-us .wp {
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: center;
  align-items: center;
}

.about-us .pic {
  width: 53%;
  display: block;
  overflow: hidden;
  position: relative;
}

.about-us .pic img {
  transition: all 0.3s ease 0s;
  -webkit-transition: all 0.3s ease 0s;
}

.about-us .pic h5 {
  width: 308px;
  height: 250px;
  background: var(--color-second);
  text-align: center;
  position: absolute;
  right: 0;
  bottom: 0;
  font-size: 36px;
  line-height: 48px;
  color: #fff;
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-align-items: center;
  align-items: center;
}

.about-us .txt {
  -webkit-flex: 1;
  flex: 1;
  background: #fff;
  padding: 0px 0 0 clamp(50px, 4.166667vw, 80px);
  position: relative;
}

.about-us .txt em {
  font-size: 16px;
  color: #5d5d5d;
  letter-spacing: 9px;
  display: block;
  margin: 0 0 15px;
  text-transform: uppercase;
  display: none;
}

.about-us .txt em i {
  font-size: 17px;
}

.about-us .txt h3 {
  font-size: clamp(20px, 2.40vw, 46px);
  line-height: 1.3;
  color: #000;
  font-weight: 600;
  text-transform: uppercase;
}

.about-us .txt h3 span {
  color: var(--color-primary);
}

.about-us .txt .t {
  line-height: 30px;
  font-size: clamp(14px, 0.83vw, 16px);
  color: #5d5d5d;
  margin: 20px 0 0;
}

.about-us .txt .t p ~ p {
  margin-top: 15px;
}

.about-us .txt h5 {
  font-size: clamp(18px, 1.15vw, 22px);
  color: #000;
  font-weight: 700;
  margin: 20px 0 0;
}

.about-us .txt ul {
  margin: 10px 0 0;
}

.about-us .txt ul li {
  /* background: url("./pics/dot.png") no-repeat left 0;
  padding: 0 0 0 36px; */
  line-height: 24px;
  font-size: clamp(14px, 0.83vw, 16px);
  color: #000;
  margin: 2px 0 0;
}

.about-us .txt ul li img {
  width: 26px;
  margin-right: 8px;
}

.about-us .txt .more {
  margin: clamp(10px, 1.5625vw, 30px) 0 0;
  background: var(--color-primary);
  display: inline-block;
  text-align: center;
  font-size: clamp(13px, 0.78vw, 15px);
  color: #fff;
  border-radius: var(--button-radius);
  transition:0.3s;
  padding: 10px 50px;
}

.about-us .txt .more:hover {
  background: #000;
}

.about-us .video-iframe{height:100%;width:100%;max-width:800px;margin: 0px auto;}
.about-us .video-iframe .v-box{height:0;padding-bottom:60%;position:relative;}
.about-us .video-iframe .v-box iframe{position:absolute;top:0;left:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;object-position:center;-o-object-position:center;}



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


  .about-us .pic h5 {
    width: 260px;
    height: 200px;
    font-size: 30px;
    line-height: 40px;
  }

  
  .about-us .txt .t {
    line-height: 26px;
  }

  .about-us .txt ul li img {
    width: 20px;
  }
  .about-us .video-iframe {
    max-width: 700px;
  }
}

@media screen and (max-width: 1280px) {
    .about-us .video-iframe {
        max-width: 600px;
    }
    .about-us .txt {
      padding-left: 36px;
    }

}

@media screen and (max-width: 1150px) {
  .about-us .video-iframe {
    max-width: 500px;
  }

 
  .about-us .txt .t {
    line-height: 24px;
    margin: 10px 0 0;
  }

  .about-us .txt .t p ~ p {
    margin-top: 10px;
  }
}

@media screen and (max-width: 991px) {

  .about-us .wp {
    -webkit-flex-direction: column;
    flex-direction: column;
  }

  .about-us .video-iframe {
    max-width: none;
  }

  .about-us .pic {
    width: 100%;
    display: block;
    overflow: hidden;
    position: relative;
  }

  .about-us .pic img {
    transition: all 0.3s ease 0s;
    -webkit-transition: all 0.3s ease 0s;
  }

  .about-us .pic h5 {
    width: auto;
    height: auto;
    padding: 20px;
    background: #000;
    text-align: center;
    position: absolute;
    right: 0;
    bottom: 0;
    font-size: 36px;
    line-height: 48px;
    color: #fff;
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-align-items: center;
    align-items: center;
  }

  .about-us .txt {
    padding: 20px 0 0;
  }

  .about-us .txt em {
    font-size: 15px;
    letter-spacing: 5px;
    text-align: center;
  }

  .about-us .txt em i {
    font-size: 16px;
  }

 
  .about-us .txt .t p ~ p {
    margin-top: 10px;
  }


  .about-us .txt ul {
    margin: 10px 0 0;
  }

  .about-us .txt ul li {
    margin: 10px 0 0;
  }

  .about-us .txt ul li img {
    width: 17px;
  }

  .about-us .txt .more {
    margin: 20px auto 0;
    padding: 8px 25px;
  }
}