.popup {
padding:20px;
position:fixed;
top:100px;
left:50%;
margin-left: -175px;
width: 350px;
display:none;
overflow:hidden;
background:#fff;
z-index: 9999;
}

.popup_big {
padding:20px;
position:fixed;
top:100px;
left:50%;
margin-left: -300px;
width: 600px;
display:none;
overflow:hidden;
background:#fff;
z-index: 9999;
}

.popup a.close, .popup_big a.close {
width:13px;
height:13px;
display:block;
text-indent:-9999px;
position:absolute;
top:6px;
right:6px;
background:url(../images/popupclose.png) no-repeat;
}

#overlay {
width: 100%;
height: 100%;
position: fixed;
top: 0;
left: 0;
display: none;
background: #000;
opacity: .8;
z-index: 9998;
}

.popup.call_zakatl {
  width: 600px;
  left: 43%;
}