body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: Arial, sans-serif;
    background-color: #141414;
    color: #fff;
}

#video-player-container {
    width: 100%;
    max-width: 1000px;
    margin: 20px auto;
}

#video-player {
    width: 100%;
    height: auto;
}

#video-controls {
    background-color: rgba(0, 0, 0, 0.7);
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#video-controls button,
#video-controls input,
#video-controls select {
    margin: 0 5px;
}

#video-thumbnails {
    position: relative;
    width: 100%;
    max-width: 1000px;
    margin: 20px auto;
    overflow: hidden;
}

#thumbnails-container {
    display: flex;
    transition: transform 0.3s ease;
}

.thumbnail {
    flex: 0 0 auto;
    width: 200px;
    margin-right: 10px;
    cursor: pointer;
    transition: transform 0.2s;
}

.thumbnail:hover {
    transform: scale(1.05);
}

.thumbnail img {
    width: 100%;
    height: auto;
}

.scroll-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
    z-index: 10;
}

#scroll-left {
    left: 0;
}

#scroll-right {
    right: 0;
}