img {
    height: auto;
    max-width: 100%;
    vertical-align: middle;
}

.btn {
    background-color: white;
    border: 1px solid #ccc;
    /* border-radius: 1rem; */
    color: #696969;
    padding: 0.5rem;
    text-transform: lowercase;
}

.btn--block {
    display: block;
    width: 100%;
}

.cards {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
}

.cards--item {
    display: flex;
    padding: 1rem;

    @media(min-width: 40rem) {
        width: 50%;
    }

    @media(min-width: 56rem) {
        width: 33.3333%;
    }
}

.card {
    background-color: plum;
    border-radius: 0.25rem;
    box-shadow: 0 20px 40px -14px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    overflow: hidden;

    &:hover {
        .card--image {
            filter: contrast(100%);
        }
    }
}

.card--content {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    padding: 1rem;
}

.card--image {
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    border-top-left-radius: 0.25rem;
    border-top-right-radius: 0.25rem;
    filter: contrast(70%);
    /* filter: saturate(180%); */
    overflow: hidden;
    position: relative;
    transition: filter 0.5s cubic-bezier(.43, .41, .22, .91);
    ;

    &::before {
        content: "";
        display: block;
        padding-top: 56.25%; /* 16:9 aspect ratio */
    }

    @media(min-width: 40rem) {
        &::before {
            padding-top: 66.6%; /* 3:2 aspect ratio */
        }
    }
}

.card--image--flowers {
    background-image: url(../images/001lg.jpg);
}

.card--image--river {
    background-image: url(../images/003lg.jpg);
}

.card--image--record {
    background-image: url(../images/005lg.jpg);
}

.card--image--fence {
    background-image: url(../images/002lg.jpg);
}

.card--title {
    color: #696969;
    font-size: 1.25rem;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.card--text {
    flex: 1 1 auto;
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 1.25rem;
}

View Compiled