@charset "UTF-8";
div.main-container {
    width: 800px;
}

div.main-container div {
    padding: 1px;
    margin: 1px;
}

button {
    padding: 2px;
    border: solid lightslategray 1px;
    height: 100%;
}

button:hover {
    cursor: pointer;
}

table {
    table-layout: fixed;
    width: 100%;
}

table#steps {
  width: auto;
}

table, tr, th, td {
    border: solid black 1px;
    text-align: center;
}

td.grid-cell {
  font-family: mono;
  font-size: smaller;
}

caption {
    caption-side: bottom;
}

.border {
  border: solid black 1px;
}

.noborder {
  border: none;
}

th.arrow-container {
  position: relative;
}

button#arrow-up, button#arrow-down {
  width: 100%;
}

button#arrow-left, button#arrow-right {
  position: absolute;
  left: 0px;
  top: 0px;
}

td#center-cell {
  border: solid black 2px;
}

label {
  border: solid black 1px;
  padding: 1px;
}

div.grid-container {
    display: inline-grid;
    grid-template-areas: ". u ."
                         "l m r"
                         ". b .";
}

div.grid-item {
    border: solid black 1px;
    display: flex;
    align-items: center;
    justify-content: center;
}

div.grid-item.u {
    grid-area: u;
}

div.grid-item.l {
    grid-area: l;
}

div.grid-item.m {
    grid-area: m;
}

div.grid-item.r {
    grid-area: r;
}

div.grid-item.b {
    grid-area: b;
}

div.sub-grid-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr 1fr 1fr 1fr;
}

div.grid-item.corner {
    border: none;
}

div.grid-item button.arrow.up, div.grid-item button.arrow.down {
    width: 100%;
}

div.grid-item button.arrow.up, div.grid-item button.arrow.down {
    width: 100%;
}