.slider {
    height: 350px;
    margin: auto;
    position: relative;
    width: 100%;
    display: grid;
    place-items: center;
    overflow: hidden;
    z-index: 999;
}

.slide-track {
    display: flex;
    width: calc(300px * 21);
    animation: scroll 22.5s linear infinite;
    z-index: 999;
}

.slide-track2 {
    display: flex;
    width: calc(300px * 32);
    animation: scroll2 30s linear infinite;
    z-index: 999;
}

.slide,
.slide2 {
    height: 300px;
    width: 300px;
    display: flex;
    align-items: center;
    padding: 15px;
    perspective: 100px;
}

.slide img,
.slide2 img {
    width: 100%;
    border-radius: 5%;
    box-shadow: 0px 0px 15px #D1EDFF;
    transition: transform .5s, box-shadow .5s;
    z-index: 999;
}

.slide img:hover,
.slide2 img:hover {
    transform: translateZ(15px);
    box-shadow: 0px 0px 15px #FFEA00;
    z-index: 999;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-2700px);
    }
}

@keyframes scroll2 {
    0% {
        transform: translateX(-3600px);
    }
    100% {
        transform: translateX(0);
    }
}

@media (max-width: 768px) {
    .slider {
        height: 250px;
    }
    
    .slide-track {
        width: calc(200px * 21);
    }
    
    .slide-track2 {
        width: calc(200px * 32);
    }
    
    .slide,
    .slide2 {
        height: 200px;
        width: 200px;
    }
    @keyframes scroll {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-1800px);
        }
    }
    
    @keyframes scroll2 {
        0% {
            transform: translateX(-2400px);
        }
        100% {
            transform: translateX(0);
        }
    }
}

@media (min-width: 768px) {
    .slider {
        height: 350px;
    }

    .slide-track {
        width: calc(300px * 21);
    }

    .slide-track2 {
        width: calc(300px * 32);
    }

    .slide,
    .slide2 {
        height: 300px;
        width: 300px;
    }
}