.owl-carousel .item img {
width: 100%;
}
.owl-carousel-item-text {
text-align: center;
}
.owl-carousel-item-imgtitle {
font-size: 22px;
}
.owl-carousel-item-imgoverlay {
position: absolute;
opacity: 0;
-webkit-transition: opacity 0.5s ease-out;
transition: opacity 0.5s ease-out;
background-color: rgba(0, 0, 0, 0);
text-align: center;
bottom: 0px;
width: 100%; 
color: white;
text-shadow: -1px 0 black, 0 1px black, 1px 0 black, 0 -1px black;
}
.owl-carousel .item:hover .owl-carousel-item-imgoverlay {
opacity: 1;
background-color: rgba(0, 0, 0, 0.3);
}