.header {
    background: #080808;
    background: -moz-linear-gradient(top, #080808 0, #121212 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0, #080808), color-stop(100%, #121212));
    background: -webkit-linear-gradient(top, #080808 0, #121212 100%);
    background: -o-linear-gradient(top, #080808 0, #121212 100%);
    background: -ms-linear-gradient(top, #080808 0, #121212 100%);
    background: linear-gradient(to bottom, #080808 0, #121212 100%);
    border-bottom: 1px solid #1f1f1f;
}
.foursquare {
    background: #313131;
}
.nav a {
    color: #969696;
    border: 1px solid #2e2e2e;
    background: #222;
    background: -moz-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0, #222), color-stop(100%, #1a1a1a));
    background: -webkit-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: -o-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: -ms-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: linear-gradient(to bottom, #222 0, #1a1a1a 100%);
}
.nav a:hover {
    color: #fff;
    background: #393939;
    background: -moz-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0, #393939), color-stop(100%, #2f2f2f));
    background: -webkit-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: -o-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: -ms-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: linear-gradient(to bottom, #393939 0, #2f2f2f 100%);
    border: 1px solid #494949
}
.nav .article-active {
    color: #fff;
    background: #393939;
    background: -moz-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0, #393939), color-stop(100%, #2f2f2f));
    background: -webkit-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: -o-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: -ms-linear-gradient(top, #393939 0, #2f2f2f 100%);
    background: linear-gradient(to bottom, #393939 0, #2f2f2f 100%)
}
.covering-article-btn {
    background: #222;
    background: -moz-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0, #222), color-stop(100%, #1a1a1a));
    background: -webkit-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: -o-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: -ms-linear-gradient(top, #222 0, #1a1a1a 100%);
    background: linear-gradient(to bottom, #222 0, #1a1a1a 100%)
}