:root {
    --header-image-width: 630px; /* Inner image size */
    --preload-color: #a5a5a5;
    --preload-color-highlight: #BBBBBB;
    --preload-width: 500px;
}

/*
 * Header
 */
.header {
    margin-top: 0.5rem;
    /* margin-bottom: -2rem; */
    margin-left: auto;
    margin-right: auto;
    width: auto;
    max-width: var(--header-image-width);
    position: relative;
    z-index: -10;
}

.header-img {
    width: 100%;
    border: 3px solid #0035e4;
    filter: opacity(60%);
}

@media (min-width: calc(630px + 35px)) {
    .header-img {
        border-radius: 1rem;
    }
}

@media (max-width: calc((630px + 35px) - 1px)) {
    .header-img {
        border-radius: 0.5rem;
    }
}

.header-text {
    position: absolute;
    top: 10%;
    left: 3%;
    font: italic 1000 1vw cursive;
    transform: rotate(-30deg);
}

.header-text-size {
    font-size: min(calc(7.63vw), 38pt);
}

/*
 * Content
 */
.content {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.media-card {
    min-height: 10vw;
    box-shadow: 0 .125rem .25rem rgba(0,0,0,.075);
    transition: all 0.1s ease-in;
}

@media (min-width: 768px) {
    .card.media-card:hover {
        box-shadow: 0 1rem 3rem rgba(0,0,0,.175);
        transform: scale(1.05);
        transition: all 0.1s ease-in;
        z-index: 100;
    }
}

@keyframes load-thumbnail {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.media-placeholder {
    position: relative;
    animation: load-thumbnail 1.5s cubic-bezier(0.4, 0.0, 0.2, 1);
}

@media (max-width: calc(768px - 1px)) {
    .media-placeholder {
        height: 150px;
    }
}

@media (min-width: 768px) and (max-width: calc(992px - 1px)) {
    .media-placeholder {
        height: 180px;
    }
}

@media (min-width: 992px) {
    .media-placeholder {
        height: 160px;
    }
}

.media-thumbnail {
    border-radius: calc(.25rem - 1px);
    overflow: hidden;
    animation: load-thumbnail 1.5s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.media-play-icon {
    font-size: 48px;
    color: #ffffff;
    text-shadow: 0px 0px 10px var(--bs-black);

    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.upload-button {
    font-size: 32px;

    width: 70px;
    height: 70px;
    border-radius: 50%;
}

/*
 * Carousel
 */
.slideshow-button {
    font-size: 48px;
    opacity: 0.75;
    color: #000000;
}

.slideshow-control-button {
    height: max-content;
    opacity: 1.0;

    position: absolute;
    transform: translateY(-50%);
    top: 50%;

    position: absolute;
    bottom: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 15%;
    padding: 0;
    color: #fff;
    text-align: center;
    background: none;
    border: 0;
    opacity: 0.5;
    transition: opacity 0.15s ease;
}

.slideshow-close-button {
    top: 0;
    right: 0;

    position: absolute;
    z-index: 10;
    padding: 1rem;
}

.slideshow-control-button-prev {
    left: 0;
}

.slideshow-control-button-next {
    right: 0;
}

.slideshow-button:hover {
    opacity: 0.95;
    text-shadow: 2px 0 3px rgba(255, 255, 255, 0.75), -2px 0 3px rgba(255, 255, 255, 0.75), 0 2px 3px rgba(255, 255, 255, 0.75), 0 -2px 3px rgba(255, 255, 255, 0.75), 1px 1px 3px rgba(255, 255, 255, 0.75), -1px -1px 3px rgba(255, 255, 255, 0.75), 1px -1px 3px rgba(255, 255, 255, 0.75), -1px 1px 3px rgba(255, 255, 255, 0.75);
}

.slideshow-caption {
    position: absolute;
    right: 15%;
    bottom: 1.25rem;
    left: 15%;
    padding-top: 1.25rem;
    padding-bottom: 1.25rem;
    color: #fff;
    text-align: center;
}

.slideshow-text {
    color: #4b4b4b;
    text-shadow: 2px 0 3px rgba(255, 255, 255, 0.75), -2px 0 3px rgba(255, 255, 255, 0.75), 0 2px 3px rgba(255, 255, 255, 0.75), 0 -2px 3px rgba(255, 255, 255, 0.75), 1px 1px 3px rgba(255, 255, 255, 0.75), -1px -1px 3px rgba(255, 255, 255, 0.75), 1px -1px 3px rgba(255, 255, 255, 0.75), -1px 1px 3px rgba(255, 255, 255, 0.75);
}

.slideshow-preview {
    animation: load-thumbnail 1.5s cubic-bezier(0.4, 0.0, 0.2, 1);

    margin-right: auto;
    margin-left: auto;
    max-height: 100%;
    max-width: 100%;
    transform: translate(-50%, -50%);
    left: 50%;
    top: 50%;
    position: absolute;
}

.slide {
    height: 100%;
    width: 100%;

    position: relative;
    overflow: hidden;
    float: left;
    margin-right: -100%;
    transition: transform 0.6s ease-in-out;
}

/*
 * Preloading
 */
@keyframes load {
    from {
        left: calc(-1 * var(--preload-width));
    }
    to {
        left: 100%;
    }
}
.preload-placeholder {
    background-color: var(--preload-color);
    color: var(--preload-color);
    border: 0;
    position: relative;
    overflow: hidden;
}
.preload-placeholder::before {
    content: '';
    display: block;
    position: absolute;
    left: calc(-1 * var(--preload-width));
    top: 0;
    height: 100%;
    width: var(--preload-width);
    background: linear-gradient(45deg, var(--preload-color) 0%, var(--preload-color-highlight) 50%, var(--preload-color) 100%);
    animation: load 1.5s cubic-bezier(0.4, 0.0, 0.2, 1) infinite;
}

/*
 * Upload
 */
.progress-upload-file {
    height: 1.5rem;
}

#uploadFilesList.dragin:hover {
    border: dashed blue;
    opacity: 0.5;
}