youtube-player {
    background-color: hsl(0deg 0% 100% / 95%);
    display: grid;
    left: 0;
    height: 100vh;
    position: fixed;
    top: 0;
    width: 100vw;
    z-index: 1;
    place-items: center;
}

youtube-player:not(.youtube-player_state_playing) {
    opacity: 0;
    pointer-events: none;
}

.youtube-player__close-button {
    background-color: unset;
    border-radius: 16px;
    backdrop-filter: blur(5px);
    cursor: pointer;
    clip-path: inset(0 round 16px);
    border: unset;
    font: unset;
    position: absolute;
    height: 32px;
    width: 32px;
    top: 20px;
    opacity: .8;
    left: 20px;
    padding: unset;
    z-index: 2;
    outline: unset;
}

.youtube-player__close-button:hover {
    opacity: 1;
}

.youtube-player__close-button::after, .youtube-player__close-button::before {
    content: ' ';
    position: absolute;
    top: 0;
    height: 33px;
    width: 2px;
    background-color: hsl(0deg 0% 0% / 85%);
    left: 15px;
}

.youtube-player__close-button::before {
    transform: rotate(45deg);
}

.youtube-player__close-button::after {
    transform: rotate(-45deg);
}

.youtube-player__embed {
    border: unset;
    max-height: 100vh;
    max-width: 100vw;
}

@media (orientation: landscape) {
    .youtube-player__embed {
        height: 100vmin;
        width: calc(100vmin * 16 / 9);
    }
}

@media (orientation: portrait) {
    .youtube-player__embed {
        height: calc(100vmin / 16 * 9);
        width: 100vmin;
    }
}