body,html{
  padding: 0;
  margin: 0;
  background: #fff;
}
.wrapper{
  padding-top: 80px;
}
@media (min-width: 768px) {
  .container,.header_row {
      width:750px
  }
}

@media (min-width: 992px) {
  .container,.header_row{
      width:970px
  }
}

@media (min-width: 1200px) {
  .container,.header_row {
      width:1170px
  }
}

.container {
  box-sizing: border-box;
  margin:  0 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  z-index: 9;
  background-color: #69b1f817;
}
.header{
  position: fixed;
  top: 0;
  left:0 ;
  width: 100%;
  z-index: 11;
  background-color: #fff;
  box-shadow: 0 0 7px 1px rgba(0,0,0,.2);
  height: 80px;
  display: flex;
  flex-direction: row;
  justify-content: center;
}
.header_row{
  height: 100%;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}
.header_row_l{
  display: flex;
  justify-content: center;
  align-items: center;
}
.logo{
  width: 60px;
  height: 60px;
  margin-right: 20px;
}
.logo_text{
 color:  #66c3ff;
 font-size: 24px;
 font-weight: bold;
 letter-spacing: 2px;
}
.nav_row{
  display: flex;
  flex-direction: row;
}
.li{
  padding: 0 15px;
}
.nav_row a,.foorer_a {
  color: #6f6f6f;
  text-decoration: none;
  font-size: 18px;
}
.active a{
  color: #66c3ff;
}
.con{
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 50px 15px 20px;
  margin-top: -50px;
}
.swiper{
  padding: 80px 0 40px;
  margin-top: -80px;

}
.swiper img{
  width: 100%;
  height: auto;

}
.title{
  display: flex;
  flex-direction: row;
  align-items: center;
  height: 60px;
}
.xiegang{
  width: 5px;
  height: 28px;
  background-color:#66c3ff ;
  transform:rotate(10deg) 
}

.title_text{
  margin-left: 14px;
  font-size: 28px;
  font-family: Source Han Sans CN;
  font-weight: 400;
  font-style: italic;
  color: #66c3ff;
}
.img_row{
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  color: #66c3ff;
  
}
.img_item img,.img_item1 img{
  width: 40%;
  height: auto;
}
.img_item,.img_item1{
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
}
.img_item1{
  margin: 0 20px;
  justify-content: flex-end;
}
.pos_con{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-left: 30px;
}
.img_item1 .pos_con{
  margin-right: 30px;
}
.pos_text1{
  font-size: 20px;
  line-height: 50px;
}
.pos_text2{
  font-size: 14px;
  line-height: 40px;
  margin-bottom: 15px;
  font-style: italic;
}
.line{
  width: 320px;
  height: 1px;
  background-color: #66c3ff;
}
.official{
  padding: 0 15px;
}
.official p{
  line-height: 24px;
}
.official_p1{
  font-size: 18px;
}
.footer{
  width: 100%;
  background-color: #333333;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 170px;
  color: hsla(0,0%,100%,.5);
  font-size: 16px;
}
.foorer_a{
  font-size: 16px;
}