.no-scrollbar {
    overflow: hidden;
    position: fixed;
}

#topic-nav {
    width: 100%;
    height: 60px;
    background: #012641;
    background: rgba(0, 0, 0, 0.6);
    z-index: 101;
    margin-bottom: 20px;

    position: fixed;
    top: 0px;
    left: 0px;
}

.topic-nav-shadow {
    background-color: transparent;
    background-image: -moz-linear-gradient(center top , rgba(0, 0, 0, 0.2), transparent);
    background-image: -webkit-gradient(linear, center top, left bottom, from(rgba(0, 0, 0, 0.2)), to(transparent));
    background-image: -webkit-linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);
    background-image: -o-linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);
    background-image: -ms-linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);
    background-image: linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);

    height: 8px;
    width: 100%;
    position: absolute;
    top: 60px;
    left: 0px;
}

.topic-nav-move {
    background: rgba(0, 0, 0, 0.75) !important;
}

.nr-topic-nav-list {
    float: right;
    margin: 0;
    padding: 0;
}

.nr-topic-nav-list li {
    float: left;
    list-style-type: none;
    margin: 0 10px;
}

.nr-topic-nav-button {
    width: 60px;
    color: #FFFFFF;
    float: right;
    font-size: 16px;
    line-height: 60px;
    text-align: center;
    cursor: pointer;
}

.nr-topic-nav-item {
    text-decoration: none;
    float: left;
    margin: 0;
    color: #BABABA;
    position: relative;
    z-index: 11;
}

@media screen and (max-width: 767px) {
    .nr-topic-nav-item {
        width: 100%;
        border-bottom: 1px solid #939393;
        color: #000000;
    }
}

.nr-topic-nav-button:hover,
.nr-topic-nav-item:hover {
    color: #FFFFFF;
    background: #000000;
}

.nr-topic-nav-item-span {
    padding: 0px 20px;
    line-height: 60px;
    float: left;
}

.nr-topic-nav-item.sub {
    background-image: url('../images/arrow_down.png');
    background-repeat: no-repeat;
    background-position: 5px center;
    padding-left: 0px;
}

/* extra
   ================================================== */

.register-link span {
    color: #fff;
    font-weight: bold;
}

/* langs
   ================================================== */

.nr-topic-li-lang-en,
.nr-topic-li-lang-de {
    margin: 0 !important;
}

.nr-topic-lang-en:hover,
.nr-topic-lang-de:hover {
    background: none;
}

.nr-topic-lang-en span,
.nr-topic-lang-de span {
    padding: 0px 15px;
    line-height: 30px;
    margin-top: 15px;
}

.nr-topic-lang-en:hover span,
.nr-topic-lang-de:hover span,
.nr-topic-lang-en.active span,
.nr-topic-lang-de.active span {
    background: #000;
    color: #FFFFFF;
}

/* sub menu
   ================================================== */

.nr-topic-nav-sub-list {
    background: transparent;
    display: none;
    height: 100%;
    min-height: 400px;
    left: 0;
    opacity: 0;
    position: absolute;
    top: 0px;
    width: 100%;
    z-index: 10;

    -webkit-animation-fill-mode: both;
       -moz-animation-fill-mode: both;
        -ms-animation-fill-mode: both;
         -o-animation-fill-mode: both;
            animation-fill-mode: both;

    -webkit-animation-duration: 0.2s;
       -moz-animation-duration: 0.2s;
        -ms-animation-duration: 0.2s;
         -o-animation-duration: 0.2s;
            animation-duration: 0.2s;
}

.nr-topic-nav-sub-list-container {
    background: #FFFFFF;
    border-bottom: 1px solid #CCCCCC;
    float: left;
    height: 100%;
    left: 0px;
    margin: 60px 0 0 0;
    padding: 0 20px;
    position: relative;
    width: 100%;
}

.nr-topic-nav-sub-list-container:after {
    background-color: transparent;
    background-image: -moz-linear-gradient(center top , rgba(0, 0, 0, 0.2), transparent);
    background-image: -webkit-gradient(linear, center top, left bottom, from(rgba(0, 0, 0, 0.2)), to(transparent));
    background-image: -webkit-linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);
    background-image: -o-linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);
    background-image: -ms-linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);
    background-image: linear-gradient(top, rgba(0, 0, 0, 0.2), transparent);

    bottom: -8px;
    content: "";
    height: 8px;
    left: 0px;
    position: absolute;
    width: 100%;
}

.nr-topic-nav-sub-list-ul {
    overflow: auto;
}

#topic-nav li.nr-t-n-l-hover:hover .nr-topic-nav-sub-list {
    display: block;

    -webkit-animation-name: fadeInDown;
       -moz-animation-name: fadeInDown;
         -o-animation-name: fadeInDown;
            animation-name: fadeInDown;
}

.nr-topic-nav-sub-list a {
    border-radius: 4px;
    color: #5d7581;
    font-size: 15px;
    text-decoration: none;
}

.nr-topic-nav-sub-list-title {
    float: left;
    padding: 10px;
    width: 100%;
}

.nr-topic-nav-sub-list-children a {
    font-size: 13px;
}

.nr-topic-nav-sub-list a:hover {
    background-color: #e6ebef ;
    color: #5d7581;
}

.nr-topic-nav-sub-list-ul {
    background: #FFFFFF;
    float: left;
    margin: 0;
    padding: 0;
    width: 100%;
}

.nr-topic-nav-sub-list-li {
    border-top: 1px solid #dedede;
    clear: both;
    float: left;
    margin: 0 !important;
    padding: 10px 0;
    width: 100%;
}

.nr-topic-nav-sub-list-icon {
    background-position: 5px center;
    background-repeat: no-repeat;
    float: left;
    line-height: 60px;
    padding-left: 70px;
}

.nr-topic-nav-sub-list-child {
    margin-bottom: 10px;
    padding: 5px 10px;
}

.nr-topic-nav-sub-list-short {
    color: #999999;
    font-style: italic;
    margin: 10px 0;
    padding: 0 20px;
}

@media screen and (max-width: 900px) {
    .nr-topic-nav-sub-list-icon {
        font-size: 12px;
        height: 60px;
        line-height: 20px;
        padding: 10px 10px 10px 50px;
    }
}

/* Mobile Menü
   ================================================== */

.nr-topic-nav-mobile {
    background: #FFFFFF;
    background: rgba(255, 255, 255, 0.9);
    left: 0px;
    position: fixed;
    top: 60px;
}

.nr-topic-nav-mobile li {
    clear: both;
}