.carousel,
.item,
.active {
     width:100%
}

.carousel-inner {
    height: 100%;
}

/* Background images are set within the HTML using inline CSS, not here */

.fill {
    width: 100%;
    margin: 0 auto;
    max-width:1920px;
    height:500px;
    background-position: center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    background-size: cover;
    -o-background-size: cover;
}