.video-popup {
    display: none; 
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8); 
    z-index: 1000; 
    justify-content: center;
    align-items: center;
}

.video-popup-content {
    position: relative;
    background: white;
    padding: 20px;
    border-radius: 10px;
    max-width: 80%;
    max-height: 80%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.video-popup-content video {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.close-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 24px;
    font-weight: bold;
    color: black;
    cursor: pointer;
    background: white;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease;
}

.close-btn:hover {
    background-color: lightgray;
}