.bg2{
  background: url("../img/bg4.jpg") 65% center/cover;
  width: 100%;
  height: 180px;
  margin-top: 80px;
}
section {
  margin: 80px 0;
}
.first_section{
  margin-top: 40px;
}
.bg_img{
  background: url("../img/5.webp") center center/cover;
  height: 400px;
  margin: 20px 0;
}

.logo_box{
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.logo_box .box{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 30px;
}
.logo_box img{
  width: 44.5%;
}
.logo_box img:nth-child(even){
  margin-left: 35px;
}
.logo_box img:nth-child(n+3){
  margin-top: 30px;
}
.logo_box img:nth-child(5){
  margin-left: 0;
}
.text2{
  margin-top: 50px;
}

h3 span.orange{
  font-size: 35px;
  margin: 0 5px;
}
.model{
  display: flex;
  flex-direction: column;
  margin-bottom: 50px;
}
.model_box{
  width: 100%;
  border: 2px solid #7da2ec;
  padding: 20px;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-image: linear-gradient(180deg, #fff 0%, #c7ebf5 100%);
}
.model_box + .model_box{
  margin-top: 30px;
}
.model_box h4{
  margin-bottom: 20px;
  color: #354C7A;
  font-weight: bold;
}
.model_box ul{
  display: flex;
  flex-direction: column;
  list-style: disc;
  font-size: 18px;
  line-height: 1.7;
}
.advantage{
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;
  line-height: 1.7;
  font-size: 22px;
  color: #354C7A;
  font-weight: bold;
}
.advantage li + li{
  margin-top: 30px;
}
.advantage p{
  margin-left: 20px;
  font-size: 18px;
  color: #5C5C5C;
  font-weight: normal;
}

.benefit_box{
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.benefit p + p{
  margin-top: 30px;
}
.benefit_box{
  display: flex;
  flex-direction: column;
}
.benefit_box + .benefit_box{
  margin-top: 30px;
}
.benefit_box img{
  width: 50%;
}
.benefit_box:nth-child(odd) img{
  order: -1;
}

@media (min-width: 700px) and (max-width: 1200px) {
  .bg2{
    height: 350px;
  }
  section {
    margin: 60px 0;
  }
  .first_section{
    margin-top: 60px;
  }

  .about_box img{
    height: auto;
  }
  .d-flex.align-items-center {
    flex-direction: row;
  }

  .logo_box img{
    width: 21.25%;
  }
  .logo_box img:nth-child(n+3) {
    margin-top: 0;
  }
  .logo_box img + img{
    margin-left: 35px;
  }

  .model{
    flex-direction: row;
    justify-content: space-between;
  }
  .model_box{
    width: 30%;
  }
  .model_box + .model_box{
    margin-top: 0;
  }

  .benefit_box{
    flex-direction: row;
  }
  .benefit_box img{
    width: 25%;
    margin-right: 50px;
  }
  .benefit_box:nth-child(odd) img{
    margin: 0 0 0 50px;
    order: 0;
  }
}
@media (min-width: 1200px) {
  .bg2{
    height: 700px;
  }
  .first_section{
    margin-top: 70px;
  }
  section {
    margin: 70px 0;
  }

  .logo_box img{
    width: 20%;
  }
  .logo_box img:nth-child(n+3) {
    margin-top: 0;
  }
  .logo_box img:nth-child(even), .logo_box img + img{
    margin-left: 74px;
  }

  .model{
    flex-direction: row;
    justify-content: space-between;
    margin-bottom: 80px;
  }
  .model_box{
    width: 30%;
  }
  .model_box + .model_box{
    margin-top: 0;
  }
  .advantage li + li{
    margin-top: 30px;
  }
  .advantage p{
    margin-left: 20px;
    font-size: 18px;
    color: #5C5C5C;
    font-weight: normal;
  }

  .benefit_box{
    flex-direction: row;
  }
  .benefit_box img{
    width: 20%;
    margin-right: 50px;
  }
  .benefit_box:nth-child(odd) img{
    margin: 0 0 0 50px;
    order: 0;
  }
}