.app-header {
    width: 1920px;
    height: 70px;
    position: fixed;
    top: 0;
    left: 50%;
    z-index: 9999;
    transform: translateX(-50%);
    background-color: rgba(255, 255, 255, .7);
    border-bottom: 1px solid #e6e6e6;
    transition: background-color .3s;
}

header.scrolled {
    background-color: rgba(255, 255, 255, 1);
}

.app-header .pc-wrap {
    align-items: center;
    height: 100%;
}

.app-header .app-logo {
    width: 188px;
    height: 70px;
}

.app-header .app-logo img {
    object-fit: contain;
}

.nav-item-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    flex: 1;
    height: 40px;
}

.nav-item-wrapper > li {
    width: auto;
    position: relative;
}

.nav-item-wrapper > li > a {
    display: block;
    height: 70px;
    line-height: 70px;
    width: 86px;
    text-align: center;
    font-size: 14px;
    color: #333333;
    transition: background-color .3s;
}

.nav-item-wrapper > li:first-child a {
    width: 56px;
}

.nav-item-wrapper > li.active > a {
    color: #FFFFFF !important;
    background-color: #0090ff;
}

.nav-item-wrapper > li:hover > a {
    color: #0090ff;
}

.user-handle-module {
    height: 100%;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    flex-wrap: nowrap;
}

.user-handle-module .search-btn:hover {
    color: #0090ff;
}

.user-handle-module .login-box {
    display: block;
    width: 92px;
    height: 38px;
    line-height: 38px;
    text-align: center;
    background-color: #0090ff;
    border-radius: 8px;
    font-size: 14px;
    color: #ffffff;
    margin-left: 12px;
}

.user-handle-module .login-box:hover {
    background-color: var(--theme-color-deep);
}

.user-module {
    width: 40px;
    position: relative;
    margin-left: 24px;
}

.user-head-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.user-module .user-menu-wrapper {
    width: 186px;
    height: auto;
    border-radius: 0 0 4px 4px;
    position: absolute;
    top: 55px;
    right: 0;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
    background-color: #fff;
    box-shadow: 0 0 5px rgba(0, 0, 0, .1);
}

.user-module:hover .user-menu-wrapper {
    opacity: 1;
    visibility: visible;
}

.user-module .user-menu-wrapper li:first-child {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60px;
    line-height: unset;
    border-bottom: 1px solid #e6e7e7;
    box-sizing: border-box;
    margin: 0;
}

.user-module .user-menu-wrapper li.triangle-top:before {
    top: -12px;
    left: 162px;
    border-bottom-color: rgba(0,0,0,.1);
}

.user-module .user-menu-wrapper li {
    margin: 12px 0;
    width: 186px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    position: relative;
}

.user-module .user-menu-wrapper a {
    display: block;
    width: 148px;
    height: 34px;
    line-height: 34px;
    margin: 0 auto;
    font-size: 14px;
    color: #444444;
    border-radius: 4px;
}

.user-module .user-menu-wrapper li:hover a {
    color: #ffffff;
    background-color: var(--theme-color);
}

.user-module .info-num {
    display: inline-block;
    width: 18px;
    height: 18px;
    line-height: 18px;
    text-align: center;
    font-size: 12px;
    color: #FFFFFF;
    background-color: #ff5e5e;
    border-radius: 50%;
    position: absolute;
    top: 8px;
    right: 38px;
    z-index: 9;
}

.submenu-list {
    position: absolute;
    top: 71px;
    left: 0;
    z-index: 99;
    display: none;
    box-shadow: 0 0 6px rgba(0, 0, 0, .05);
}

.nav-item-wrapper > li:hover .submenu-list {
    display: block;
}

.version-alert {
    color: #fff;
    width: 1920px;
    height: 70px;
    position: fixed;
    top: 70px;
    left: 50%;
    z-index: 9999;
    transform: translateX(-50%);
    background-color: rgba(255, 0, 0, .7);
    border-bottom: 1px solid #e6e6e6;
    transition: background-color .3s;
    text-align: center;
    line-height: 70px;
}

.user-handle-module .search-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 38px;
    height: 38px;
    background-color: var(--theme-color);
    border-radius: 4px;
    color: #FFFFFF;
}

.user-handle-module .search-btn:hover {
    color: #FFFFFF;
    background-color: var(--theme-color-deep);
}