@media screen and (max-width: 600px) {
    .category .hentry {
        display: inline-block;
        width: 50%;
    }
}

.archive-title {
    display: none;
}

.col-lg-4, .col-md-4 {
    margin-bottom: 20px !important;
}

@media screen and (max-width: 600px) {
    .tag .hentry {
        display: inline-block;
        width: 50%;
    }
}

@media (min-width: 992px) {
    .mainnav {
        display: none !important;
    }
}