「保育・教育日数マスタ」の休日データ

src/保育・教育日数マスタ/main.css

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+#legend {
+  width: 100%;
+  top: -24px;
+  position: absolute;
+  text-align: right;
+  font-size: 13px;
+}
+
+#legend .box {
+  display: inline-block;
+  width: 14px;
+  height: 14px;
+  background: #ffe3e6;
+  margin-right: 4px;
+  vertical-align: middle;
+}
+
+/* カレンダーエリア */
+#calendar {
+  width: 100%;
+  height: 100%;
+  display: grid;
+  grid-template-columns: repeat(3, 1fr);
+  grid-template-rows: repeat(4, 1fr);
+  gap: 12px;
+  box-sizing: border-box;
+}
+
+.month {
+  display: grid;
+  grid-template-columns: repeat(7, 1fr);
+  grid-template-rows: auto repeat(6, 1fr);
+  border: 1px solid #aaa;
+  border-radius: 4px;
+}
+
+.month .title {
+  grid-column: 1/8;
+  text-align: center;
+  font-weight: bold;
+  padding: 4px 0;
+}
+
+.month .cell {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 13px;
+}
+
+#calendar:not(.readonly) .month .cell:not(.header):not(:empty) {
+  cursor: pointer;
+}
+
+.month .cell:not(:empty) {
+  padding: 2px 0;
+}
+
+.month .sun {
+  color: #e74c3c;
+}
+
+.month .sat {
+  color: #2196f3;
+}
+
+.month .cell.selected {
+  background: #ffe3e6;
+}
+
+#calendar:not(.readonly) .month .cell:not(.header):not(.selected):not(:empty):hover {
+  background: #ffe3e677;
+}
+
+#calendar:not(.readonly) .month .cell.selected:hover {
+  background: #ffd3d7;
+}