body {
    background-color: rgb(14, 13, 19);
}

h1{
    text-align: center;
    color:rgb(10, 139, 122);
}



.banner{
    width: 100%;
    height: 100vh; 
    text-align: center;
    overflow: hidden;
    position: relative;

    display: flex;
    justify-content: center;
    align-items: center;
}

.banner .slider{
    margin-top: 100px;
    position: absolute;
    width: 200px;
    height: 200px;
    top: 10%;
    left: calc(50% - 100px);
    transform-style: preserve-3d;
    transform: perspective(1000px) rotateX(-16deg);
    transition: transform 0.1s linear; 
    
    
}


.banner .slider .item{
    position: absolute;
    inset: 0 0 0 0;
    transform:
        rotateY(calc( (var(--position) - 1 )*(360/var(--quantity)) * 1deg)) 
        translateZ(350px);
}

.banner .slider .item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}