.change{
    position: absolute;
    right: 20px;
    bottom: 80px;
    display: flex;
    flex-direction: row;
    gap: 50px;
    z-index: 999;
    /* background-color: white; */
}

.prev, .next{
    color: white;
    height: 40px;
    width: 40px;
    background-color: rgba(0,0, 0, 0.7);
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
}