.wrap-pano {
    position: relative;
    overflow: hidden;
    padding-top: 56.25%;
    margin-bottom: 40px;
    -moz-border-radius: 12px;
    -webkit-border-radius: 12px;
    border-radius: 12px;
    }

.wrapped-iframepano{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    }