.carousel {
    width: 450px;
    overflow: hidden;

    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.cards {
    display: flex;

    transition: transform 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.card {
    flex: 0 0 100%;
    height: 250px;

    box-sizing: border-box;

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

    background: #222;
    color: white;

    font-size: 2rem;

    border: 1px solid #444;
    border-radius: 28px;

    box-shadow:
        0 20px 50px rgba(0, 0, 0, 0.35);
}

#prev,
#next {
    margin-top: 15px;
    padding: 8px 18px;

    cursor: pointer;
}
#prev
{
    position: absolute;
    top: 50%;
    background-color: chartreuse;
    left: 10%;

}
#next 
{

    position: absolute;
    top: 50%;
    background-color: chartreuse;
    right: 10%;

}