html,
body {
  margin: 0;
  padding: 0;
}
header {
  margin: 0 20%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
footer {
  margin: 0 20%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.center {
  position: relative;
}
.bottom_nav {
  width: 100%;
  position: absolute;
  bottom: 0;
  z-index: 99;
}
.bottom_nav1 {
  width: 100%;
  position: absolute;
  bottom: 0;
  z-index: 99;
  background-color: #000;
  opacity: 0.4;
  height: 110px;
}
.nav_contain {
  margin: 0 20%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header li {
  list-style: none;
  padding: 0 10px;
  margin: 0;
  float: left;
  cursor: pointer;
}
header li a {
  text-decoration: none;
  color: #000;
}
header li a:hover {
  color: #329048;
  font-weight: 700;
}
.logo_contain {
  display: flex;
  justify-content: center;
  width: 15%;
  height: 100%;
  /*background-color: #329048;*/
}
.logo_contain img {
  padding: 4px 0;
}
.swiper {
  width: 100%;
  height: 85vh;
}
.swiper-slide img {
  width: 100%;
  height: 100%;
}
.ba {
  color: #828282;
  font-size: 14px;
  margin-top: 5px;
}
.nav {
  margin-top: 5px;
}
.nav a {
  text-decoration: none;
  color: #828282;
  font-size: 14px;
}
.nav div:not(:last-child) {
  border-right: 1px #828282 solid;
}
.nav div {
  padding: 0 10px;
}

.three {
  display: flex;
}
.img_box {
  width: 50px;
  height: 50px;
}
.img_box img {
  width: 100%;
}
.item {
  margin: 10px;
  padding: 5px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #329048;
  cursor: pointer !important;
}
.item1 {
  margin: 10px;
  padding: 5px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #329048;
  cursor: pointer !important;
}
.news_icon {
  padding: 5px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #329048;
}
.banner{
  width: 100%;
  height: 100vh;
  background: url("../../assets/images/banner_01.png") no-repeat;
  background-position: 0 -105px;
  background-size: 100% 100%;
}
.item_tit {
  color: #ffffff;
  font-size: 14px;
  padding-top: 5px;
}
.item_tit1 {
  color: #000;
  font-size: 14px;
  padding-top: 5px;
}
.lastest_news {
  display: flex;
  cursor: pointer !important;
}
.news_introduce {
  background-color: #ffffff;
  width: 500px;
  margin: 1px;
}
.dis{
  display:none;
}