.tp-product-thumb-3,
.tp-product-thumb-4 {
    background-color: transparent;
    max-height: 224px;
    text-align: center;
}

.tp-product-thumb-3 img,
.tp-product-thumb-4 img{
    width: auto;
  	max-width: 100%;
    height: auto;
    max-height: 204px;
}