/* 头部开始 */
.heaer{
  position: fixed;
  top: 0;
  z-index: 9999999999;
  height: 90px;
  line-height: 90px;
  background-color: #2A2A2A;
}
.container{width:100%; margin: 0 auto;}
.navigation-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}
.logo {
  width: 126px;
  height: 50px;
  flex: 1;
}
.header-navigation {
  flex: 3;
  height: 100%;
  /* display: flex;
  justify-content: space-around;
  flex-direction: column;
  align-items: flex-start; */
}
.nav-title1{
  color: #fff;
  font-size: 14px;
  line-height: 14px;
  margin: 22px 0 20px;
}
.nav-list {
  display: flex;
  justify-content: space-between;
  background-color: #2A2A2A;
}
.nav-list li {
  background-color: #2A2A2A;
}
.nav-list a {
  padding-bottom: 10px;
  text-decoration: none;
  color: #fff;
  font-weight: 500;
  font-size: 16px;
}
.nav-list a:hover,a:active{
  border-bottom: 3px solid #BF0E0A;
  color: #BF0E0A;
}
.nav-list a:hover {
  border-bottom: none;
}
.nav-list .current-nav {
  border-bottom: 3px solid #BF0E0A;
  color: #BF0E0A;
}
/* 头部结束 */