/* 导航栏 */
.navigation {
  position: fixed;
  top: 0;
  z-index: 9999;
  height: 75px;
  width: 100%;
  min-width: 1600px;
  background: #00031C;
  border-bottom: 1px solid #C6181F;
}

/* 导航栏内容 */
.navigation-content {
  width: 1368px;
  height: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* 导航条 */
.navigation-bar {
  display: flex;
  align-items: center;
}

/* 导航条 logo */
.navigation-bar-logo {
  width: 176px;
  height: 36px;
  margin-right: 64px;
  cursor: pointer;
}

/* 导航条 内容 */
.navigation-bar-content {
  height: 100%;
  display: flex;
}

/* 导航条 菜单项 */
.navigation-bar-content-item {
  display: flex;
  align-items: center;
  position: relative;
  user-select: none;
}

.navigation-bar-content-item.item_1 {
  margin-right: 48px;
}

.navigation-bar-content-item.item_2 {
  margin-right: 28px;
}

.navigation-bar-content-item.item_3 {
  margin-right: 40px;
}

/* 导航条 菜单项 文本 */
.navigation-bar-content-item-text {
  font-family: "PingFang SC";
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 20px;
  color: #ffffff;
  cursor: pointer;
}

.navigation-bar-content-item:hover .navigation-bar-content-item-text {
  color: #c6181e;
}

/* 导航条 菜单项 图标 */
.navigation-bar-content-item-icon {
  width: 16px;
  height: 16px;
  cursor: pointer;
  background-image: url(../svg/down.svg);
}

.navigation-bar-content-item:hover .navigation-bar-content-item-icon {
  background-image: url(../svg/up.svg);
}

/* 导航条 菜单项  菜单 */
.navigation-bar-content-item-menu {
  width: 175px;
  max-height: 0;
  overflow: hidden;
  position: absolute;
  left: 0;
  top: 48px;
  z-index: 9999;
  background-color: #ffffff;
  box-shadow: 0px 4px 8px rgba(22, 22, 22, 0.1);
  transition: max-height 0.3s linear;
}

.navigation-bar-content-item:hover .navigation-bar-content-item-menu {
  max-height: 280px;
}

.navigation-bar-content-item-menu-border {
  border-top: 2px solid #ffffff;
}

/* 导航条 菜单项  菜单条目*/
.navigation-bar-content-item-menu-item {
  width: 160px;
  height: 40px;
  padding-top: 10px;
  padding-left: 12px;
  font-family: "PingFang SC";
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 20px;
  color: #161616;
  cursor: pointer;
}

.navigation-bar-content-item-menu-item:hover {
  color: #c6181f;
}

/* 导航条 按钮*/
.navigation-button {
  width: 88px;
  height: 34px;
  background-color: #c6181f;
  border-radius: 1px;
  color: #FFFFFF;
  font-size: 14px;
  line-height: 34px;
  text-align: center;
  cursor: pointer;
}