*, ::after, ::before{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border: 0;
    outline: 0;
}
body{
    background-color: black;
}
.slider{
    perspective: 2000px;
}
.slider .carousel{
    transform-style:preserve-3d ;
    width: 250px;
    height: 200px;
    position: relative;
    margin: 200px auto;
    animation: ani 30s linear infinite;
}
.slider .carousel .item{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transform: rotateY(calc(var(--i) * 45deg)) translateZ(450px);
    
    -webkit-box-reflect: below 10px linear-gradient(transparent,transparent, black)
}
.slider .carousel .item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    box-shadow: 0 0 7px whitesmoke;
}
.slider .carousel .item img:hover{
    box-shadow: 0 0 30px white;
}

@keyframes ani {
    0%{transform: rotateY(0);}
    100%{transform: rotateY(360deg);}
}
h1{
    color: whitesmoke;
    text-align: center;
    text-transform: uppercase;
    animation: anim 3s linear infinite;
}
@keyframes anim {
    0%{color: whitesmoke;}
    25%{color: rgb(72, 72, 72);}
    50%{color: whitesmoke;}
    75%{color: rgb(72, 72, 72);}
    100%{color: whitesmoke;}
}