html, body { height: 100%;}
.carousel, .item, .active { height: 100%; }
.carousel-inner { height: 100%; }
.carousel-small { height:70%}
.fill { width: 100%; height: 100%; background-position: center; -webkit-background-size: cover; -moz-background-size: cover; background-size: cover; -o-background-size: cover; position: absolute; left: 0;}