.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(200px, 1fr));
    grid-template-rows: auto 1fr;
    /*column-gap: 1rem;*/
}

details {
    display: grid;
    grid-column: 1 / -1;
    grid-row: 1 / span 2;
    grid-template-columns: subgrid;
    grid-template-rows: subgrid;
}

summary {
    grid-column: var(--n) / span 1;
    grid-row: 1;
    display: grid;
    padding-top: 1rem;
    /*border-bottom: 2px solid dodgerblue;*/
    cursor: pointer;
    z-index: 1;
    width: 50%;
}

details[open] :is(summary, .summary) {
    font-weight: bold;
}

details::details-content {
    grid-row: 2;
    grid-column: 1 / -1;
    padding: 1.5rem 0;
    /*border-bottom: 2px solid dodgerblue;*/
    display: flex;
    justify-content: center;
}

details:not([open])::details-content {
    display: none;
}

@media screen and (width < 40em) {
    .grid {
        grid-template-columns: repeat(3, minmax(100px, 1fr));
        column-gap: 0.5rem;
    }

    /*
    summary,
    details::details-content {
        padding: 0.5rem;
    }
    */
}

/* Grow */
/*
img {
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
    box-shadow: 0 0 1px rgba(0, 0, 0, 0);
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-property: transform;
    transition-property: transform;
    image-rendering: optimizeSpeed;
}
img:hover,
img:focus,
img:active {
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
    z-index: 1;
}
*/

/* Grow Rotate */
img {
    display: inline-block;
    vertical-align: middle;
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
    box-shadow: 0 0 1px rgba(0, 0, 0, 0);
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    -webkit-transition-property: transform;
    transition-property: transform;
    cursor: pointer;
}
img:hover,
img:focus,
img:active {
    -webkit-transform: scale(1.2) rotate(4deg);
    transform: scale(1.2) rotate(4deg);
    z-index: 1;
}