.pv-video-container {
    position: fixed;
    margin: 10px;
    text-align: center;
    background: #fff;
    padding: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
.pv-video-container iframe {
    max-width: 100%;
    border: none;
}
.pv-close-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    cursor: pointer;
    font-size: 20px;
    color: #ff0000;
    background: #fff;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    text-align: center;
    line-height: 20px;
}