.fcb_wrapper {
    position: relative;
}
.fcb_overlay {
    background-color:#f2f2f2;
    width:100%;
    height:100%;
    position: absolute;
    top:0;
    left:0;
    padding:3em;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap:2em;
    color:black;
    text-align: center;
    box-sizing: border-box;
}
.fcb_unblock_button {
    background-color:#000;
    color:white;
    padding:10px 15px;
    font-size: 1em;
    font-weight:bold;
    cursor:pointer;
    transition: 0.1s;
    margin-bottom:0 !important;
}
.fcb_unblock_button:hover {
    transform:scale(0.98);
}