* {
    margin:0;
    padding:0;
    box-sizing: border-box;
}

body {
    background-color: black;
    overscroll-behavior: none;
}

main {

    position: fixed;
    top: 0;
    left: 0;
    width:100%;
    height: 100vh;
}
.slider {
    position: absolute;
    top:0;
    left:0;
    width: 2800px;
    height: 100%;
}

.slider-inner {
    position: absolute;
    top:15%;
    height: 70%;
    width: 100%;
    display: flex;
    justify-content: space-around;
}

.item {
    position: relative;
    width: 400px;
    height: 100%;
    overflow: hidden;

}

.img {
    position: absolute;
    left: -100px;
    width: 600px;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter:grayscale(50%)
}