#min_sldr > span {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: 8px;
    cursor: pointer;
    margin: 0 5px;
    z-index: 2;
    cursor: pointer;
    background-color: white;
    border-radius: 50%;
    border: 1px solid gray;
}

#min_sldr {
    position: relative;
    width: 75%;
    margin: auto;
}

#min_sldr > #slds {
    height: 625px;
    overflow: hidden;
    position: relative;
}

#min_sldr > #slds img {
    position: absolute;
    width: 100%;
    opacity: 0;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
}