.table {
    display: block;
    width: max-content;
}

.row {
    display: inline-flex;
    width: 100%;
}

.column {
    display: inline-flex;
    flex-direction: column;
}

.spacer, .card {
    display: flex;
    box-sizing: border-box;
    margin: 8px;
    width: 128px;
    height: 80px;
}

.column > .spacer, .column > .card {
    transform: rotate(90deg);
    margin: 32px -16px;
}

.card {
    border: 1px solid black;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    flex-shrink: 0;
}

.selected {
    background-color: lightgray;
}

.symbol {
    display: inline-block;
    width: 32px;
    height: 64px;
    mask-image: url(/assets/symbols.svg);
    -webkit-mask-image: url(/assets/symbols.svg);
}

/* shading */
.open { mask-position-y: -0px; -webkit-mask-position-y: -0px; }
.striped { mask-position-y: -64px; -webkit-mask-position-y: -64px; }
.solid { mask-position-y: -128px; -webkit-mask-position-y: -128px; }

/* shape */
.diamond { mask-position-x: -0px; -webkit-mask-position-x: -0px; }
.squiggle { mask-position-x: -32px; -webkit-mask-position-x: -32px; }
.oval { mask-position-x: -64px; -webkit-mask-position-x: -64px; }

/* color */
.green { background-color: green; }
.purple { background-color: purple; }
.red { background-color: red; }