.mainTab-item.active>a, .mainTab-item>a {
    text-transform: lowercase;
}
@media screen and (min-width: 769px) {
.navbar {
    margin: 0 46px;
    z-index: 0;
}
.mainTab {
    margin: 0 20px;
}
}
.content-header {
    min-height: 78px;
    background: url(https://storage.ning.com/topology/rest/1.0/file/get/8321455297?profile=original);
    background-size: cover;
}
section.content-body {
    margin-left: 11px;
    background: url(https://storage.ning.com/topology/rest/1.0/file/get/8321455293?profile=original);
    background-size: 100%;
}