body {
    background-color: #fff;
}

.container {
    max-width: 1920px;
}

header .header-banner {
    background-color: #fff;
}

header .header-banner img {
    width: auto;
    min-height: 2rem;
    max-width: 100%;
}

header .header-banner .navbar-brand {
    padding: 0;
    margin: 0;
}

main.main {
    margin: 0 auto;
}

.navbar {
    padding: .2rem .5rem;
    line-height: 1rem;
}

.gallery-wrapper {
    overflow: hidden;
}



.card-columns {
    margin: auto 0;
    margin: 10px;
}

.card-img-top {
    min-height: 40px;
}
.card video {
    display: block;
}

.hovereffect .card-overlay {
    width: 100%;
    height: 100%;
    position: absolute;
    overflow: hidden;
    top: 0;
    left: 0;
    padding: 0;
    display: none;
    color: #fff;
}

.hovereffect:hover .card-overlay,
.hovereffect:hover .card-img-overlay {
    display: block !important;
    background: rgba(0, 0, 0, 0.6) url(../images/play-btn.png) no-repeat 50% 50% / 50px 50px !important;
}

footer {
    background-color: #000;
}

footer p {
    margin-bottom: .3rem;
    color: #fff;
    text-align: center;
}

footer p.small {
    font-size: .8rem;
}

.btn-footer:hover {
    color: #fff;
    background-color: #323232;
    background-image: -webkit-linear-gradient(bottom, #313131 0%, #3c3c3c 100%);
    background-image: linear-gradient(to top, #313131 0%, #3c3c3c 100%);
}

@media (min-width: 576px) {
    .card-columns {
        column-count: 2;
    }
}

@media (min-width: 768px) {
    .card-columns {
        column-count: 2;
    }

    .navbar {
        padding: 0 .5rem;
    }

    .navbar .nav-item {
        border-top: 4px solid transparent;
        border-right: 1px solid #fff;
        padding: 0 .3rem .3rem .3rem;
    }

    .navbar .nav-item.first-item {
        border-left: 1px solid #fff;
    }

    .navbar .nav-item.join {
        border-right: none;
    }

    .navbar .nav-item.active,
    .navbar .nav-item:hover {
        background-color: #000;
        border-top: 4px solid #fff;
        color: #fff;
    }

    .navbar-dark .navbar-nav .nav-link,
    .navbar-dark .navbar-nav .nav-link:hover {
        text-transform: uppercase;
        color: #fff;
    }

    .navbar .nav-item.join,
    .navbar .nav-item.join.active {
        color: #fff;
        background-color: #28a745;
    }

    .navbar .nav-item.join:hover {
        background-color: #218838;
        border-top: 4px solid #28a745;
    }

    main.main {
        padding-top: 1rem;
    }

}

@media (min-width: 992px) {
    .card-columns {
        column-count: 3;
    }
}

@media (min-width: 1200px) {
    .card-columns {
        column-count: 4;
    }
}

.card {
    border: none;
    border-radius: 0;
}