diff --git a/reviews/BordedDev/sudoku.rewrite.css b/reviews/BordedDev/sudoku.rewrite.css
new file mode 100644
index 0000000..4ab1051
--- /dev/null
+++ b/reviews/BordedDev/sudoku.rewrite.css
@@ -0,0 +1,65 @@
+:host {
+	display: inline-block;
+	--border-radius: 5px;
+}
+
+.sudoku {
+	user-select: none;
+	border: 1px solid #ccc;
+	font-size: 13px;
+	color: #222;
+	display: grid;
+	grid-template-columns: repeat(9, 1fr);
+	grid-auto-rows: auto;
+	aspect-ratio: 1 / 1;
+	background-color: #e5e5e5;
+	border-radius: var(--border-radius);
+	overflow: hidden;
+
+	.sudoku-field {
+		aspect-ratio: 1 / 1;
+		width: 1em;
+		line-height: 1;
+		text-align: center;
+		padding: 2px;
+		border: 1px solid #ccc;
+		border-left: none;
+		border-top: none;
+
+		/* Cross bars */
+		&:nth-child(3n):not(:nth-child(9n)) {
+			border-right-color: black;
+		}
+		&:nth-child(n + 19):nth-child(-n + 27),
+		&:nth-child(n + 46):nth-child(-n + 54) {
+			border-bottom-color: black;
+		}
+
+		/* Match the corners with parent, otherwise they'll render on top */
+		&:nth-child(1) {
+			border-top-left-radius: var(--border-radius);
+		}
+		&:nth-child(9) {
+			border-top-right-radius: var(--border-radius);
+		}
+		&:nth-last-child(1) {
+			border-bottom-right-radius: var(--border-radius);
+		}
+		&:nth-last-child(9) {
+			border-bottom-left-radius: var(--border-radius);
+		}
+
+		&.initial {
+			color: #777;
+		}
+		&.selected {
+			background-color: lightgreen;
+		}
+		&.marked {
+			background-color: blue;
+		}
+		&.invalid {
+			color: red;
+		}
+	}
+}