#home{
  width: 100%;
  position: relative;
}
#home .homeImg{
  width: 300px;
  position: absolute;
  top: 62%;
  left: 5%;
}
.nav_tab{
  width: 100%;
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
}
.nav_tab .nav{
  width: 100%;
  padding: 20px 10%;
  background-color: #fff;
}
.nav_tab .nav img{
  vertical-align: middle;
  width: 170px;
}
.nav ul{
  float: right;
  margin: 2px 0 0;
}
.nav li{
  float: left;
  list-style: none;
  font-size: 20px;
  padding: 4px 15px;
}
.nav li a{
  color: #2C2B2B;
  text-decoration: none;
}
.title{
  text-align: center;
  font-weight: bold;
  padding: 30px 0;
  font-size: 24px;
  color: #244746;
}
img{
  width: 100%;
}
#faq{
  width: 100%;
  vertical-align: middle;
  background-size: 100%;
  background-position: center center;
  margin: 40px 0;
}
#faq .news{
  display: flex;
  justify-content: space-between;
  flex-wrap: nowrap;
  width: 80%;
  margin: 0 auto;
  padding-bottom: 70px;
}
#faq .news ul{
  width: 80%;
  margin: 0 auto;
}
#faq .news ul .item{
  list-style: none;
  width: 100%;
  border-radius: 8px;
  background-color: #fff;
  position: relative;
  margin-bottom: 20px;
  box-shadow: 0px 6px 11px 0px rgba(0, 0, 0, 0.03);
  border: 1px solid #3F8E76;
}
#faq .news ul .item .question{
  padding: 15px 0;
  margin: 14px 0 14px 20px;
  cursor: pointer;
  color: #9CDDDC;
  font-weight: 700;
}
#faq .news ul .item .up{
  display: none;
}
#faq .news ul .item .down{
  transform: rotateX(180deg);
}
#faq .news ul .item .answer{
  margin: 0 20px 20px;
  display: none;
  padding-bottom: 20px; 
}
#faq .news ul .item img{
  width: 22px;
  position: absolute;
  top: 28px;
  right: 20px;
}
#back img{
  width: 100%;
}
.foot{
  width: 100%;
  padding: 0 10%;
  color: #fff;
  background-image: url('../img/footer.png');
}
.foot .foot_info{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 60px 0 40px;
}
.foot .left{
  width: 40%;
}
.foot .right{
  width: 40%;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-size: 16px;
}
.foot .privacy a{
  color: #fff;
}
.foot .info{
  margin: 8px 0;
}
.foot .left .logo_footer{
  width: 300px;
  margin: 20px 0;
}
.foot .left .icon{
  width: 20px;
}
.foot .right img{
  width: 140px;
}
.foot .card{
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px solid #538E8D;
  padding: 20px 0 40px;
  margin-top: 40px;
}