#envira-gallery-wrap-277355 .envira-gallery-item-inner { background-color: #000 !important; }

#envira-gallery-wrap-277355 .envira-gallery-wrap a.envira-gallery-link {
display: block;
border: none !important;
padding: 0 !important;
margin: 0 !important;
}

#envira-gallery-wrap-277355 .envira-gallery-item-inner:hover img, #envira-gallery-wrap-277355 a.envira-gallery-link:hover, #envira-gallery-wrap-277355 img.envira-gallery-image:hover {
    opacity: .5 !important;
}

#envira-gallery-wrap-277355 .envira-gallery-item-inner .envira-caption {
opacity: 0;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%,-50%);

/* Optional: add transitions so the caption smoothly fades in/out on hover */
-webkit-transition: opacity 0.5s ease;
-moz-transition: opacity 0.5s ease;
-o-transition: opacity 0.5s ease;
transition: opacity 0.5s ease;
}

#envira-gallery-wrap-277355 .envira-gallery-item-inner:hover .envira-caption { opacity: 1; color: #fff; }