.nav-bar {
    width: 100%;
    height: 54px;
    background-color: #252525;
    border-bottom: 2px solid #252525;
    -webkit-transition: top 0.4s ease-in-out;
    -moz-transition: top 0.4s ease-in-out;
    -o-transition: top 0.4s ease-in-out;
    -ms-transition: top 0.4s ease-in-out;
    transition: top 0.4s ease-in-out;
}
.nav-bar.hide-bar {
    top: -54px;
}
.nav-bar.show-bar {
    top: 0px;
}
.nav-logo {

}
.nav-logo-link {
    display: inline-block;
    background-image: url(/images/public_icon.png);
    background-repeat: no-repeat;
    background-position: -247px -278px;
    position: relative;
    width: 130px;
    height: 40px;
    margin-right: 8px;
    margin-top: 6px;
}
.nav-menu-content {

}
.nav-menu-list {
    font-size: 0;
    line-height: 0;
}
.nav-menu-list > li {
    display: inline-block;
    position: relative;
    line-height: 52px;
}
.nav-menu-list a {
    padding: 0 10px;
    font-size: 14px;
    font-size: 1.4rem;
    /*color: #fff;*/
    color: #bbb;
    margin: 0px 3px;
    display: block;
    cursor: pointer;
    font-weight: normal;
}
.nav-menu-list > li > span,
.nav-sign-btn > span,
.nav-search-container > span {
    width: 100%;
    height: 2px;
    position: absolute;
    display: block;
    background: #ff3366;
    bottom: -2px;

    background-color: #FF9300;
    visibility: hidden;
    -webkit-transform: scaleX(0);
    -moz-transform: scaleX(0);
    -o-transform: scaleX(0);
    transform: scaleX(0);

    -webkit-transition: all 0.2s ease-in-out 0s;
    -moz-transition: all 0.2s ease-in-out 0s;
    -o-transition: all 0.2s ease-in-out 0s;
    transition: all 0.2s ease-in-out 0s;
    left: 0;
}
.nav-quick-upload > a {
    font-weight: bold;
    /*color: #FF9300;*/
    color: #fff;
}
.nav-menu-list > li > a:hover~span,
.nav-sign-btn:hover span,
.nav-search-input:focus~span,
.nav-search-input:active~span {
    visibility: visible;
    -webkit-transform: scaleX(1);
    -moz-transform: scaleX(1);
    -o-transform: scaleX(1);
    transform: scaleX(1);
}

.nav-support-menu,
.nav-login-menu-list {
    position: absolute;
    width: 190px; 
    left: 50%;
    margin-left: -95px;
    top: 52px;
    display: block;
    background-color: #252525;
    visibility: hidden;
    /*opacity: 0;*/
    -webkit-transition: all 0.4s ease-in-out;
    -moz-transition: all 0.4s ease-in-out;
    -o-transition: all 0.4s ease-in-out;
    -ms-transition: all 0.4s ease-in-out;
    transition: all 0.4s ease-in-out;
    z-index: 1;
}
.nav-support-menu > li:not(:last-child),
.nav-login-menu-list > li:not(:last-child) {
    /*border-top: 1px solid #363740;*/
    border-bottom: 1px solid #181710;
}
.nav-support-menu > li > a,
.nav-login-menu-list > li > a {
    line-height: 36px;
    margin: 0;
}
.nav-support:hover .nav-support-menu,
.nav-login-menu:hover .nav-login-menu-list {
    visibility: visible;
    opacity: 1;
}

.nav-sign-btns {
    display: inline-block;
    position: relative;
    top: 0px;
    margin-left: 17px;
    padding-top: 8px;
}
.nav-sign-btn {
    width: 72px;
    height: 34px;
    line-height: 34px;
    font-size: 13px;
    font-size: 1.3rem;
    text-align: center;
    cursor: pointer;
    position: relative;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    color: #fff;
}
.nav-sign-btn div {
    font-size: 13px;
    font-size: 1.3rem;
    color: #fff;
}
.nav-sign-btn.sign-in {
    background-color: #424242;
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
}
.nav-sign-btn.sign-up {
    background-color: #005ed5;
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
}
.nav-sign-btn > span {
    bottom: -12px;
}
.nav-search-container {
    position: relative;
    display: inline-block;
    margin-top: 9px;
    vertical-align: middle;
}
.nav-search-input,
.nav-hide-search-content > input {
    width: 188px;
    border: 1px solid #bbb;
    height: 32px;
    padding: 4px 30px 4px 5px;
    border-radius: 0px !important;
    font-size: 15px;
    font-size: 1.5rem;
    background-color: #bbb;
    color: #333;
}
.nav-hide-search-content > input:-moz-placeholder,
input.nav-search-input:-moz-placeholder {
    color: #333;
}

.nav-hide-search-content > input:-ms-input-placeholder,
input.nav-search-input:-ms-input-placeholder
{
    color: #333;
}

.nav-hide-search-content > input::-webkit-input-placeholder,
input.nav-search-input::-webkit-input-placeholder, {
    color: #333;
}
.nav-hide-search-content > input:focus,
.nav-hide-search-content > input:active,
.nav-search-input:focus,
.nav-search-input:active {
    background-color: #fff;
}
.nav-search-container > span {
    bottom: -13px;
}
.nav-search-container > i,
.nav-hide-search-content > i {
    position: absolute;
    right: 8px;
    top: 10px;
    font-size: 16px;
    font-size: 1.6rem;
    cursor: pointer;
    color: rgb(99, 105, 108);
}

.nav-toggle {
    border-color: #dedede;
    padding: 8px;
    border-radius: 4px;
    margin: 9px 0 0 10px;
    cursor: pointer;
}
.nav-toggle > .icon-bar {
    background-color: #f5f5f5;
}

.nav-collapse {
    position: absolute;
    width: 100%;
    top: 52px;
    left: 0;
    font-size: 14px;
    font-size: 1.4rem;
    border: 0;
    overflow: hidden;
    border-bottom: 1px solid #3C3C3C;
    background-color: #252525;
    border-top: 1px solid #101010;
    -webkit-box-shadow: inset 0 1px 0 rgba(255,255,255,.1);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.1);
}
.nav-collapse-list {

}
.nav-collapse-list > li {
    position: relative;
    width: 100%;
    display: block;
    line-height: 40px;
    padding: 0 1px;
    color: #E2DEDE;
    cursor: pointer;
}
.nav-collapse-list > li a {
    display: block;
    color: #E2DEDE;
}
.nav-support-menu > li > a:hover,
.nav-collapse-list > li:hover, 
.open .dropdown-toggle,
.nav-suppore-hide > .dropdown-menu > li:hover,
.nav-login-menu-list > li > a:hover {
    background-color: #333;
}
.nav-suppore-hide > .dropdown-menu {
    position: relative;
    box-shadow: none;
    border: none;
    margin: 0;
    width: 100%;
    border-radius: 0;
    background: #252525;
}
.dropdown-menu > li > a > div.container {
    display: block;
    padding: 0px 34px;
    clear: both;
    font-weight: normal;
    line-height: 40px;
    color: #E2DEDE;
    white-space: nowrap;
}
.nav-hide-search-content {
    position: relative;
    line-height: 33px;
}
.nav-hide-search-content > input {
    width: 100%;
}

.nav-login-menu {
    display: inline-block;
    position: relative;
    margin-left: 20px;
    /*padding-left: 8px;
    padding-right: 8px;*/
    height: 52px;
}
.nav-login-menu > a {
    display: block;
    color: #CBCBCB;
    height: 100%;
    padding: 0 8px;
}
.nav-login-menu > a:hover {
    /*background-color: #424242;*/
}
.nav-login-menu > a > .fa {
    position: relative;
    font-size: 16px;
    font-size: 1.6rem;
    float: left;
    display: block;
    top: 50%;
    margin-top: -7px;
}
.nav-login-ulogo {
    width: 38px;
    height: 38px;
    position: relative;
    overflow: hidden;
    top: 50%;
    margin-top: -19px;
}
.nav-login-ulogo > img {
    display: block;
    width: 100%;
    height: 100%;
    border: none;
}
.nav-login-name {
    font-size: 14px;
    font-size: 1.4rem;
    display: block;
    padding: 0 6px 0 4px;
    max-width: 144px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    float: left;
    line-height: 52px;
}
.nav-login-menu-list {

}
.nav-login-menu-list > li {

}
.nav-login-menu-list > li a {
    line-height: 36px;
    margin: 0;
    padding: 0 10px;
    font-size: 14px;
    font-size: 1.4rem;
    color: #bbb;
    margin: 0px 3px;
    display: block;
    cursor: pointer;
    font-weight: normal;
}
.nav-support-menu > li i,
.nav-login-menu-list > li i {
    margin-right: 3px;
}