/* 版心先设置好 */
.wrapper {
  margin: 0 auto;
  width: 780px;
}

.header {
  /* 固定定位新用法 sticky*/
  /* -webkit 兼容浏览器 */
  position: -webkit-sticky;
  position: sticky;
  top: 0px;
  height: 45px;
  background: #FFF;
  z-index: 111;
}

.header .wrapper {
  display: flex;
  height: 45px;
  align-items: center;
}

/* logo图片 */
.logo a {
  display: block;
  width: 90px;
  height: 25px;
  background-image: url(../images/logo.png);
  background-size: cover;
  font-size: 0;
}

/* 导航 */
.nav {
  margin-left: 250px;

}

.nav ul {
  display: flex;
  width: 324px;
  height: 45px;
  flex-wrap: nowrap;
  justify-content: space-between;
  align-items: center;
  margin-right: 50px;
}

.nav li a {
  font-size: 12px;
  color: #222;
}

/* active 类选择器，表示默认选中的a */
.nav li .active,
.nav li a:hover {
  color: #FD6350;
  border-bottom: 2px solid #FD6350;
  padding-bottom: 11px;
}

.nav-btn a {
  display: block;
  width: 69px;
  height: 27px;
  background-color: #FD6350;
  text-align: center;
  line-height: 27px;
  font-size: 12px;
  color: #FFF;
  border-radius: 13px;
}

.nav-btn a:hover {
  background-color: #080346;
}

/* 底部版权 */
.footer {
  padding-top: 42px;
  height: 232px;
  background-image: url(../images/web_bottom_bj.png);
  background-size: cover;
}

.footer .wrapper {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;

}

.footer .left {
  width: 122px;
}

.footer .left img {
  width: 100%;
  object-fit: cover;
}



.footer .right {
  display: flex;
  flex-wrap: wrap;
}

.footer .right dl {
  margin-left: 38px;
}

.footer .right dt {
  margin-bottom: 23px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}

.footer .right a {
  font-size: 11px;
  /* line-height: 40px; */
  color: #CACACA;
}

.footer .right dd {
  font-size: 11px;
  /* line-height: 40px; */
  color: #CACACA;
}

.footer .right dd a:hover {
  color: #fff;
}

/* 备案号 */
.record {
  height: 58px;
  background: #181818;
}

.record p {
  font-size: 11px;
  line-height: 58px;
  color: #fff;
  text-align: center;
}


/* 媒体查询样式 */

body {
  background-color: #f5f5f5;
}

/* 内容 */
.article {
  margin: 34px auto;
  padding-bottom: 34px;
  background-color: #fff;
}

.article .navd {
  height: 34px;
  border-bottom: 1px solid #e5e5e5;
  line-height: 34px;
  font-size: 11px;
}

.article .navd a:nth-child(1) {
  margin-left: 20px;
}

.article .navd a:hover {
  color: #fd6350;
}

/* 文章内容 */
.article h1 {
  margin-top: 28px;
  color: #222;
  font-size: 22px;
  font-weight: 700;
  text-align: center;
  line-height: 22px;
}

.article .tit {
  margin: 31px auto;
  font-size: 10px;
  color: #999;
  text-align: center;
}

.article .line {
  border-bottom: 1px solid #e5e5e5;
}

.article .box {
  margin: 33px auto;
  width: 88%;
}

.article .box p {
  margin-top: 10px;
  font-size: 12px;
  line-height: 25px;
  text-indent: 2em;
}

.article .box h3 {
  margin-top: 25px;
  font-size: 14px;
  font-weight: 700;
}

.article .box img {
  display: block;
  margin: 22px auto;
  width: 85%;

}