html,
body {
  position: relative;
  width: 100%;
  height: 100%;
  font-size: 0.16rem;
  font-family: "微软雅黑";
}
.w1198 {
  width: 11.98rem;
  margin: 0 auto;
}
.title {
  width: 11.1rem;
  height: 0.59rem;
  margin: 0.58rem auto 0;
  text-align: center;
  line-height: 0.59rem;
  background: url(../images/title_bg.png) no-repeat;
  background-size: 100%;
}
.title h3 {
  color: #fff;
  font-size: 0.26rem;
}
.artic_bg {
  width: 100%;
}
.bg {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.content {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  background-color: #fff;
  border-radius: 0.05rem;
}
header {
  width: 100%;
  height: 1.13rem;
  background-color: #2a7fe2;
}
header nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 12.8rem;
  height: 100%;
  margin: 0 auto;
}
header nav .nav-lf img {
  width: 4.19rem;
  height: 0.48rem;
}
header nav .nav-rg {
  display: flex;
}
header nav .nav-rg a {
  display: block;
  width: 1.57rem;
  height: 100%;
  color: #fff;
  font-size: 0.22rem;
  text-align: center;
  line-height: 1.13rem;
  font-weight: bold;
}
header nav .nav-rg .navactive {
  background: url(../images/navbg.png) no-repeat;
  background-size: 100%;
}