* {
  box-sizing: border-box;
}
.container {
  width: 1220px;
  margin: 0 auto;
}
.container .breadcrumb {
  width: 100%;
  height: 48px;
  line-height: 48px;
  margin-top: 20px;
  margin-bottom: 20px;
  background-color: #e9ecef;
  border-radius: 5px;
  font-size: 16px;
  padding: 0 15px;
}
.container .breadcrumb .breadcrumb-item {
  list-style: none;
  color: #4c4c4c;
  text-decoration: none;
  float: left;
}
.container .breadcrumb .breadcrumb-item-active {
  color: #6c757d;
  float: left;
  cursor: default;
}
.container .breadcrumb .breadcrumb-item-active::before {
  float: left;
  padding: 0 10px;
  color: #6c757d;
  content: "/";
  cursor: default;
}
.container .article-list ul {
  list-style: none;
  /* 移除默认标记 */
  padding-left: 0;
  /* 重置左内边距 */
}
.container .article-list ul li {
  position: relative;
  padding-left: 20px;
  /* 为标记腾出空间 */
}
.container .article-list ul li::before {
  content: "•";
  /* 自定义标记 */
  position: absolute;
  left: 25px;
  font-size: 21px;
  /* 向左移动标记 */
  /* 或 */
  /* right: 100%;     向右移动到文本左侧 */
}
.container .article-list .article-item {
  font-size: 16px;
  width: 100%;
  height: 24px;
  line-height: 24px;
  padding: 0 15px 0 45px;
  margin-bottom: 10px;
  color: #000;
}
.container .article-list .article-item .article-title {
  float: left;
  width: 800px;
  height: 24px;
  line-height: 24px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #000;
}
.container .article-list .article-item .article-time {
  line-height: 24px;
  float: right;
  width: 185px;
  text-align: right;
  color: #000;
}
.container .col-nav {
  margin-top: 20px;
  margin-bottom: 20px;
}
.container .article-list ul li {
  margin-bottom: 10px;
}
.container .article-list ul li a {
  font-size: 16px;
  color: #000;
}
.container .article-list .pages {
  margin-top: 30px;
  margin-left: 80px;
  height: 50px;
  list-style: none;
}
.container .article-list .pages li::before {
  content: "";
  /* 自定义标记 */
  position: absolute;
  left: 0;
  font-size: 0;
}
.container .article-list .pages .page,
.container .article-list .pages .page-previous,
.container .article-list .pages .page-next {
  float: left;
}
.container .article-list .pages .page {
  width: 50px;
}
.container .article-list .pages .page-previous,
.container .article-list .pages .page-next {
  width: 80px;
}
.container .article-list .pages .page-active a {
  font-size: 18px;
  font-weight: bold;
}
.container .article-content_article-copyright {
  font-size: 14px;
}
.alert-secondary{
  color: #383d41;
  background-color: #e2e3e5;
  border-color: #d6d8db;
  font-size: 13px;
  width: 100%;
  height: 45px;
  line-height: 45px;
  border-radius: 5px;
  position: relative;
  padding-left: 45px;
}
.container .alert-secondary {
  color: #383d41;
  background-color: #e2e3e5;
  border-color: #d6d8db;
  font-size: 13px;
  width: 100%;
  height: 45px;
  line-height: 45px;
  border-radius: 5px;
  position: relative;
  padding-left: 45px;
}
.container .alert-secondary::before {
  content: "\2014\00A0";
  position: absolute;
  color: #6c757d;
  left: 27px;
  font-size: 12px;
}
.nav {
  overflow: hidden;
  width: 1200px;
  height: 110px;
  margin: 0 auto;
  padding: 15px 0;
}
.nav li {
  float: left;
  text-align: center;
  margin: 0px 10px;
  height: 40px;
  z-index: 90;
  width: 150px;
  line-height: 40px;
}
.nav a {
  display: block;
  padding-left: 0px;
  padding-top: 0px;
  padding-bottom: 0px;
  font-weight: bold;
  color: #fff;
  font-size: 20px;
  line-height: 40px;
  height: 40px;
}