body,
#ad,
#ad_container{
    position: absolute;
    overflow: hidden;
    width: 300px;
    height: 250px;
    cursor: pointer;
    margin: 0;
}

#ad_container{
    visibility: hidden;
}

#ad {
    -webkit-box-sizing: border-box;
    background-color: #fff;
    box-sizing: border-box;
    border: solid 1px #000;
    position: relative;
}

.rez {
    width: 300px;
    height: 250px;
}

.pos {
    position: absolute;
}

.noviz {
    visibility: hidden;
}

.shift {
    top: -1px;
    left: -1px;
}

.bg_1 {
    background-size: contain;
    background-image:url(../images/bg_1.jpg);
}

.overlay {
    width: 435px;
    height: 250px;
    opacity: 0.96;
    background-size: contain;
    background-image:url(../images/overlay.png);
}

.frame_cont {
    overflow: hidden;
}

.frame_1 {
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
    -ms-backface-visibility: hidden;    
}

.frame_2 {
    background-color: #fff;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
    -ms-backface-visibility: hidden;
}