.navbar-fixed-bottom, .navbar-fixed-top {
    position: fixed;
}
.navbar-fixed-top {
    margin: 0px 15px 0 !important;
    background: #fff;
}
@media screen and (min-width: 991px) and (max-width: 3000px) {
    .devega-content {
        margin-top:150px;
    }
}
@media screen and (min-width: 300px) and (max-width: 990px) {
    .devega-content {
        margin-top:15px;
    }
}