main.css

.tippy-content {
   padding: 0;
    box-shadow: 0 0 20px 11px rgba(0, 0, 0, 0.80);
}
.tippy-arrow {
    color: white;
}

.nh-gal-preview {
    display: flex;
    background: #0d0d0d;
}
.nh-gal-preview img {
    height: 255px;
    border-right: 1px solid #181623
}
.nh-gal-preview img:last-child {
    border: none;
}
.nh-gal-loader {
    pointer-events: none;
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.55);
    z-index: 1;
    transition: 0.15s all;
}

.pagination > .nh-gal-loader {
    position: relative;
    background: #0d0d0d;
}

.cover > div.caption,
img.lazyload {
    pointer-events: none;
    z-index: 0 !important;
}

.btn-square .fa-cogs {
    position: relative;
    left: -1px;
}

.btn-scroll-page-top {
    position: fixed;
    right: 0;
    bottom: 0;
    margin: 10px;
    height: 35px;
    width: 35px;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: .5;
    z-index: 69;
    transition: 0.2s all;
}

.btn-scroll-page-top:hover {
    opacity: 1;
}