/*典型案例*/
/*头部*/
header.main nav.main .main-container {
  height: 132px;
}

header.main.jjfa nav.main {
  border-bottom: none;
}


header.main nav.main {
  background-color: #F7F7F7;
}

header.main .nav-list {
  text-align: center;
}

header.main.jjfa .content p {
  margin-top: 18px;
  font-weight: 400;
  font-size: 19px;
  color: #272727;
}

header.main .nav-list li {
  height: 75px;
  font-weight: 400;
  font-size: 16px;
  color: #272727;
  margin: 0 20px;
  width: 85px;
}

nav.main ul li:hover {
  border-bottom: 2px solid #DC0014;
}


header.main .main-container.content {
  background-image: url('../../images/educationNew/dxal-bj.png');
  background-size: cover;
  background-position: center;
  width: 100%;
  height: 519px;
  padding-top: 126px;

}

header.main .main-container p {
  margin: 18px auto 46px auto;
}

header.main .content h1 {
  font-size: 48px;
  color: #FFFFFF;
  margin-bottom: 0px;
}

header.main.content-center .main-container p {
  width: 1040px;
  font-size: 23px;
  color: #FFFFFF;
  margin-top: 32px;
  margin-bottom: 54px;
  text-align: center;
  height: 59px;
  line-height: 35px;
}

header .more-button {
  width: 161px;
  height: 58px;
  background: #DC0014;
  font-size: 21px;
  color: #FFFFFF;
  margin-top: 0px;
  margin-bottom: 58px;
}

header.main.content-center {
  height: auto;
}

/*页签控件自定义*/
.jysy-tabs {
  --el-color-primary: #DC0014;
  --el-font-size-base: 19px;
  --el-text-color-primary: #272727;
}

.el-tabs__item {
  align-items: flex-start;
  font-weight: 400;
  padding: 0;
}

.el-tabs__nav {
  width: 856px;
  justify-content: space-evenly;
}

.el-tabs__header {
  width: 856px;
  margin: 75px auto 72px auto;
}

/*正文*/
#app {
  background-color: #F7F7F7;
}

.al-list {
  width: 1198px;
  margin: 0 auto;
}

.al-item {
  display: flex;
}

.al-pic {
  width: 623px;
  height: 362px;
}

.al-describe-container {
  background: #FFFFFF;
  padding: 58px 0 0 56px;
  width: 575px;
}

.al-describe-title {
  font-size: 26px;
  color: #272727;
}

.al-item {
  margin-bottom: 60px;
}

.al-describe-content {
  font-size: 17px;
  color: #606060;
  margin-top: 30px;
  margin-bottom: 58px;
  width: 470px;
}

.al-describe-container .more-button {
  width: 149px;
  height: 52px;
  background: #DC0014;
  color: white;
  font-size: 19px;
  margin-top: 0;
}

.page-container {
  margin-top: 138px;
  height: auto;
  margin-bottom: 115px;
}

/* 创建新的粘性上下文 */
header.main {
  position: relative;
}

header.main nav.main {
  position: fixed; /* 改为fixed定位 */
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: #F7F7F7;
}
/* 为body内容增加上边距，避免被固定导航栏遮挡 */
body {
  padding-top: 132px; /* 等于导航栏的高度 */
}