.ppf-popup-form .ppf-logo-wrap:after{
    display:block;
    position:relative;
    width:100%;
    height:40px;
    /*content:'';*/
    background-size: 20px 20px;
    background-image: -webkit-gradient(linear, 0 0, 100% 100%, color-stop(.25, #ffce00), color-stop(.25, transparent), to(transparent)),
    -webkit-gradient(linear, 0 100%, 100% 0, color-stop(.25, #555), color-stop(.25, transparent), to(transparent)),
    -webkit-gradient(linear, 0 0, 100% 100%, color-stop(.75, transparent), color-stop(.75, #555)),
    -webkit-gradient(linear, 0 100%, 100% 0, color-stop(.75, transparent), color-stop(.75, #555));
    background-image: -webkit-linear-gradient(0deg, #555 25%, transparent 25%, transparent),
    -webkit-linear-gradient(90deg, #555 25%, transparent 25%, transparent),
    -webkit-linear-gradient(180deg, transparent 75%, #555 75%),
    -webkit-linear-gradient(-90deg, transparent 75%, #555 75%);
    background-image: -moz-linear-gradient(0deg, #555 25%, transparent 25%, transparent),
    -moz-linear-gradient(90deg, #555 25%, transparent 25%, transparent),
    -moz-linear-gradient(180deg, transparent 75%, #555 75%),
    -moz-linear-gradient(-90deg, transparent 75%, #555 75%);
    background-image: -ms-linear-gradient(0deg, #555 25%, transparent 25%, transparent),
    -ms-linear-gradient(90deg, #555 25%, transparent 25%, transparent),
    -ms-linear-gradient(180deg, transparent 75%, #555 75%),
    -ms-linear-gradient(-90deg, transparent 75%, #555 75%);
    background-image: -o-linear-gradient(0deg, #555 25%, transparent 25%, transparent),
    -o-linear-gradient(90deg, #555 25%, transparent 25%, transparent),
    -o-linear-gradient(180deg, transparent 75%, #555 75%),
    -o-linear-gradient(-90deg, transparent 75%, #555 75%);
    background-image: linear-gradient(0deg, #555 25%, transparent 25%, transparent),
    linear-gradient(90deg, #555 25%, transparent 25%, transparent),
    linear-gradient(180deg, transparent 75%, #555 75%),
    linear-gradient(-90deg, transparent 75%, #555 75%);

}