+/* enlarged keys */
+
+.keys.big td {
+ width: 1em;
+ min-width: auto;
+ height: 2.25ex;
+ font-size: 200%;
+ font-size: calc(7vmin - 4px); /* fit 12 keys to page */
+ overflow: visible;
+ position: relative;
+ padding: 0;
+ margin: 0 .2vw -1px;
+}
+
+/* override row alignments */
+.keys.big tbody {
+ font-size: calc(1.4vmin); /* enlarged td conversion */
+}
+.keys.big .row2 {margin-left: 7em}
+.keys.big .row3 {margin-left: 8em}
+.keys.big .row4 {margin-left: 10em}
+.keys.big .row0 {
+ display: none; /* headerless */
+}
+
+.keys.big td b {
+ position: absolute; /* overlay */
+ z-index: 1;
+ top: -1.2ex; /* halfway over shift */
+ left: 0;
+ right: 0;
+ font-size: 50%;
+ opacity: .5;
+ color: #FFF;
+ line-height: 2.25ex;
+}
+.keys.big.cmp td b,
+.keys.big .meta td b,
+.keys.big .shift td b {
+ display: none;
+}
+