#slideshow { 
    margin: 100px auto; 
    position: relative; 
    width: 60%;/*640px; */
    height: 400px; 
    padding: 10px; 
    box-shadow: 0 0 20px rgba(0,0,0,0.4); 
}

#slideshow > div { 
    position: absolute; 
    top: 10px; 
    left: 10px; 
    right: 10px; 
    bottom: 10px; 
}
#slideshow > div.slide-item img{
/*max-width: 620px;*/
/*max-height: 480px;*/
width:100%;
height:100%;
object-fit: cover;
}