.well {
    display:none;
    margin:1em;
    max-width: 740px;
}

.well .popup_close {
    position: absolute;
    top: 0;
    right: 0px;
    border-radius: 2px;
    background: none;
    border: 0;
    font-size: 25px;
    padding: 0 10px;
}

.popup_close{
    color: #000;
}

.ortaklar img{
    opacity: 1;
}

.ortaklar img:hover{
    opacity: 0.4;
}