html,
body {
  position: relative;
  width: 100%;
  height: auto;
  font-size: 16px;
  font-family: "Microsoft YaHei";
}
/*版心*/
.w1200 {
  width: 1200px;
  margin: 0 auto;
}
/*头部*/
header {
  width: 100%;
  height: 85px;
  background-color: #0f9544;
}
header nav {
  padding-left: 13px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}
header nav .nav-rg {
  display: flex;
}
header nav .nav-rg li {
  margin-left: 45px;
}
header nav .nav-rg li:hover a {
  color: #2b9945;
  font-weight: bold;
  background-color: #fff;
}
header nav .nav-rg li a {
  padding: 5px 18px;
  color: #ffffff;
  font-size: 22px;
  border-radius: 20px;
}
header nav .nav-rg .nav_active a {
  color: #2b9945;
  font-weight: bold;
  background-color: #fff;
}
/*banner*/
.banner {
  width: 100%;
}
.banner img {
  width: 100%;
  height: 100%;
}
/*内容*/
article .content {
  padding-top: 20px;
  padding-bottom: 100px;
}
article .content .title {
  width: 100%;
  text-align: center;
}
footer {
  width: 100%;
}
footer img {
  width: 100%;
  height: auto;
}