.hefe-banner {
    float: left;
    width: 100%;
    position: relative;
    padding: 30px;
    min-height: 360px;
    overflow: hidden;
}

.hefe-banner:after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: black;
    opacity: 0.5;
	z-index: -1;
}

.hefe-banner .hefe-banner-iframe,
.hefe-banner .hefe-banner-video { 
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 200%;
    min-height: 200%;
    width: auto;
    height: auto;
    -webkit-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: -1;
}

.hefe-banner .hefe-banner-image { 
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 120%;
    min-height: 120%;
    width: auto;
    height: auto;
    -webkit-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
	z-index: -1;
}