oai-symfony/typo3conf/ext/youtubevideo/Resources/Public/Styles/youtubevideo.css

.youtubevideo {
    position: relative;
    font-size: 21px;
}

.youtubevideo>.videoWrapper {
    overflow: hidden;
    position: relative;
    height: 0;
}

.youtubevideo>.videoWrapper>.coverimage {
    cursor: pointer;
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1
}

.youtubevideo>.videoWrapper>.coverimage.play {
    display: none
}

.youtubevideo>.videoWrapper>iframe {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0
}

.youtubevideo-gdpr-overlay {
    box-sizing: border-box;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.93);
    color: #000;
    font-size: 1rem;
    line-height: 1.3em;
    text-align: center;
    font-weight: bold;
    padding: 2rem;
    width: 100%;
    height: 100%;
    display: none;
}

.youtubevideo-gdpr-text {
    position: absolute;
    width: 100%;
    left: 50%;
    top: 50%;
    transform: translateY(-50%) translateX(-50%);
    padding: 1em;
    max-width: 500px;
}

.youtubevideo-gdpr-note {
    max-width: 80%;
    margin: auto;
    margin-bottom: 1em;
}

.youtubevideo-gdpr-button {
    text-transform: uppercase;
    border: 1px solid black;
    line-height: 1em;
    padding: 0.5em 1em;
    display: inline-block;
    font-size: 0.75em;
    margin-right: 0.3em;
    margin-bottom: 0.3em;
    color: #000;
    transition: all .3s;
    background: #fff;
}

.youtubevideo-gdpr-button:hover {
    background: #000;
    color: #fff;
    text-decoration: none;
}

.youtubevideo-gdpr-cancel {
    padding: 0.5em;
    position: absolute;
    top: 0;
    right: 0;
    font-size: 2em;
    font-weight: normal;
    color: #000;
    display: block;
}

.youtubevideo-gdpr-cancel:hover {
    text-decoration: none;
}

.small .youtubevideo-gdpr-overlay {
    font-size: 0.8em;
}

.tiny .youtubevideo-gdpr-overlay {
    font-size: 0.65em;
}

.youtubevideo>.videoWrapper>.coverimage>.covertext {
    position: absolute;
    text-align: left;
    box-sizing: border-box;
    font-size: 0.8em;
    line-height: 1.5em;
    background-color: rgba(0, 0, 0, 0.8);
    padding: 0.8rem 1.2rem;
    margin-left: 1.5rem;
    margin-right: 1.5rem;
    bottom: 1.5rem;
}

.youtubevideo.small>.videoWrapper>.coverimage>.covertext {
    margin-left: 0;
    margin-right: 0;
    bottom: 0;
    width: 100%;
    padding: 0.5rem 0.9rem;
}

.youtubevideo.tiny>.videoWrapper>.coverimage>.covertext {
    padding: 0.3rem 0.5rem;
}

.youtubevideo>.videoWrapper>.coverimage>.covertext h2 {
    margin: 0;
    padding: 0;
    font-size: 1.5em;
}

.youtubevideo>.videoWrapper>.coverimage>.covertext h2,
.youtubevideo>.videoWrapper>.coverimage>.covertext p {
    display: inline-block;
    color: #fff;
    margin-bottom: 0;
}

.youtubevideo.small>.videoWrapper>.coverimage>.covertext h2 {
    font-size: 1em;
}

.youtubevideo.tiny>.videoWrapper>.coverimage>.covertext h2 {
    font-size: 0.9em;
    font-weight: normal;
}

.youtubevideo.small>.videoWrapper>.coverimage>.covertext p {
    display: none;
}

.youtubevideo>.videoWrapper>.coverimage-click {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: 10;
    top: 0;
    left: 0;
}

.youtubevideo>.videoWrapper>.coverimage-click:hover {
    cursor: pointer;
}

.youtubevideo>.videoWrapper>.coverimage-click.play {
    display: none;
}

.youtubevideo>.videoWrapper>.coverimage-click.play+.coverimage {
    display: none;
}

/* play button colors */
.youtubevideo .playbutton {
    position: absolute;
    width: 15%;
    height: auto;
    min-width: 40px;
    max-width: 80px;
    top: 50%;
    right: 50%;
    transform: translateY(-50%) translateX(50%);
    transition: all 0.3s ease-in-out;
}

.youtubevideo:hover .playbutton .ytp-large-play-button-bg {
    fill: #f00;
    transition: all .3s;
}

/* if .youtubevideo width is under set px, breakpoint is set */
.youtubevideogallery>.item, .youtubevideogallery>.space {
    float: left;
}

/* column layouts */
.youtubevideogallery.colcount-0 .space,
.youtubevideogallery.colcount-3 .space:nth-child(3n),
.youtubevideogallery.colcount-2 .space:nth-child(4n),
.youtubevideogallery.colcount-4 .space:nth-child(8n),
.youtubevideogallery.colcount-5 .space:nth-child(10n),
.youtubevideogallery.colcount-6 .space:nth-child(12n),
.youtubevideogallery.colcount-7 .space:nth-child(14n),
.youtubevideogallery.colcount-8 .space:nth-child(16n) {
    float: none;
    clear: both;
}

@media (prefers-color-scheme: dark) {
    .youtubevideo-gdpr-overlay {
        background: rgba(0, 0, 0, 0.93);
        color: #fff;
    }

    .youtubevideo-gdpr-button {
        color: #fff;
        background: #000;
        border-color: #fff;
    }

    .youtubevideo-gdpr-button:hover {
        background: #fff;
        color: #000;
        text-decoration: none;
    }

    .youtubevideo-gdpr-cancel {
        color: #fff;
    }
}