kahuna/public/js/components/gu-lazy-preview/gu-lazy-preview.css

/* ==========================================================================
   preview-view
   ========================================================================== */

.preview-view {
    position: relative;
    height: calc(100vh - 100px); /* screen - top bar */
    top: 35px; /* results bar height */
    background-color: #333333;
}

.preview-view-item {
    width: 100%;
    height: 100%;
    position: relative;
    box-sizing: border-box;
    display: flex;
    align-items: baseline;
    align-content: center;
    padding: 10px;
}

.preview-view-item__preview {
    width: 100%;
    box-sizing: border-box;
    border: 5px solid transparent;
}

.preview-view-item__preview--selected {
    border-color: #00adee;
}

.preview-view__controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    opacity: .5;
    transition: opacity .1s;
}

.preview-view__controls:hover {
    opacity: 1;
}

.preview-view__control {
    padding: 10px;
    border: 1px solid #565656;
    background: #333333;
    transition: opacity .1s;
}

/* TODO: abstract repeated results styles */
.preview-view-item__select input[type=checkbox] {
    visibility: hidden;
}

.preview-view-item__select {
    position: absolute;
    display: none;

    /* above thumbnail */
    z-index: 1;
}

.preview-view-item__select--no-pointer-events {
    pointer-events: none;
}

.preview-view-item__select__checkbox__label {
    position: absolute;
    top: 30px;
    left: 30px;
    cursor: pointer;
}

.preview-view-item__select .preview-view-item__select__checkbox__label gr-icon {
    font-size: 25px;
    color: white;
}

.preview-view-item__select--selected .preview-view-item__select__checkbox__label gr-icon {
    color: #00adee;
}

.preview-view-item--selected,
.preview-view-item--selected:hover {
    border-color: #00adee;
}

/* Hacky: Hide gr-archiver-status "Add to Library" (unarchived state) unless hovering */
.preview-view-item .gr-archiver-status--unarchived {
    display: none;
}

.preview-view-item:hover .preview-view-item__select,
.preview-view-item:hover .preview__fade,
.preview-view-item:hover .image-actions-container,
.preview-view-item:hover .gr-archiver-status--unarchived {
    display: block;
}

.preview-view-item:hover .gr-add-label--inactive {
    display: inline-block;
}

.preview-view-item--selected:hover .preview__fade {
    display: none;
}

.preview-view-item .preview__image {
     max-height: calc(100vh - 190px);
}

.preview-view-item .loading .preview__image {
    display: none;
}

.preview-view-item .preview__loading {
    height: calc(100vh - 190px);
    position:relative;
    display: none;
}

.preview-view-item .loading .preview__loading {
    display: block;
}

.preview-view-item .preview__loading__icon {
    height: 30px;
    width: 30px;
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    max-width: 100%;
    margin: 0 auto;
    animation: spin 1000ms infinite linear;
    font-size: 30px;
}

@keyframes spin {
    from {transform:rotate(0deg);}
    to {transform:rotate(360deg);}
}

.preview-view-item__select--selected {
    display: initial;
}

.preview-view-item__preview .preview__info-container {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    padding: 20px;
    box-sizing: border-box;
    overflow: auto;
}

.preview-view-item__preview .preview__info-container,
.preview-view-item__preview .loading .preview__info-container {
    display: none;
}

.preview-view-item__preview:hover .preview__info-container {
    display: block;
}