header#topo,
.top-nav {
    background-color: #000;
}

#main-principal,
.side-nav {
    background-color: #3f3f3f;
}


header#topo,
header h3,
header a,
.top-nav>li>a {
    background-image: none;
    color: #fff;
}

ul.header-icons-rede li a,
.img-logo-top {
    -webkit-filter: grayscale(1) invert(1);
    filter: grayscale(1) invert(1);
    /* -webkit-filter: opacity(.5) drop-shadow(0 0 0 #fff);
    filter: opacity(.5) drop-shadow(0 0 0 #fff); */
}

.header-top-titulo{ 
    display: block !important;
    text-align: center;
}

.text-homolog {
    color: #5cb85c;
}

@media (max-width: 600px)
{
    .header-top-titulo,
    .text-homolog {
        margin-top: 0;
        margin-bottom: 0;
    }

    .img-logo-top {
        width: 80%;
        margin: 0 3rem;
    }
}