.img-lists ul li a .pic {
    padding-top: 33%;}
.img-lists ul li {
  
    width: 47%;}
    
    @media screen and (max-width: 480px) {
    .img-lists ul li {
        width: 100%;
        box-shadow: 0px 0rem 0.05rem 0px rgba(0, 40, 100, 0.19);}
}