body{
    margin:0;
    padding:0;
}
.view{
    height:100vh;
    width:100%;
}
.screen{
    display:flex;
    justify-content: center ;
    align-items: center;
    background-color:deepskyblue;
}
.slider-overlay{
    z-index: 999;
    display:none;
    position:absolute;
    background-color:black;
    top:0;
}
.slider-overlay button{
    position:absolute;
    top:0;
    right:0;
    z-index: 999;
    border:0;
    background-color: transparent;
    padding:20px;
}

.carousel-item .img{
    height:100%;width: 100%;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
}

.carousel-item{
    height:100vh!important;
}