#iframe-container {
    background-color: black;
    width: 100%;
    height: 500px;
    position: relative;
}

#load-iframe {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #6f14c9; 
    color: white;
    padding: 15px 25px;
    border-radius: 5px;
    font-size: 20px;
    cursor: pointer;
    border: none;
    text-transform: uppercase;
    font-weight: bold;
}

#frm-img {
display: block;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
opacity: 0.3;
}