diff --git a/Chapter 13/draw and clear with pen color and width b/Chapter 13/draw and clear with pen color and width
deleted file mode 100644
index 3f94658..0000000
--- a/Chapter 13/draw and clear with pen color and width	
+++ /dev/null
@@ -1,59 +0,0 @@
-<!doctype html>
-<html>
-<head>
-    <style>
-        canvas {
-            border: 1px solid black;
-        }
-    </style>
-</head>
-<body>
-    <div class="controls">
-        <button class="clear">Clear</button> <span>Color
-            <input type="color" value="#ffff00" id="penColor"></span> <span>Width
-            <input type="range" min="1" max="20" value="10" id="penWidth"></span> </div>
-    </div>
-    <canvas id="canvas"></canvas>
-    <script>
-        window.onload = init;
-        const canvas = document.getElementById("canvas");
-        const ctx = canvas.getContext("2d");
-        canvas.style.border = "1px solid black";
-        const penColor = document.querySelector("#penColor");
-        const penWidth = document.querySelector("#penWidth");
-        document.querySelector(".clear").addEventListener("click", clearImg);
-        canvas.width = 700;
-        canvas.height = 700;
-        let pos = {
-            x: 0,
-            y: 0,
-        };
-        function init() {
-            canvas.addEventListener("mousemove", draw);
-            canvas.addEventListener("mousemove", setPosition);
-            canvas.addEventListener("mouseenter", setPosition);
-        }
-        function draw(e) {
-            if (e.buttons !== 1) return;
-            ctx.beginPath();
-            ctx.moveTo(pos.x, pos.y);
-            setPosition(e);
-            ctx.lineTo(pos.x, pos.y);
-            ctx.strokeStyle = penColor.value;
-            ctx.lineWidth = penWidth.value;
-            ctx.lineCap = "round";
-            ctx.stroke();
-        }
-        function setPosition(e) {
-            pos.x = e.pageX;
-            pos.y = e.pageY;
-        }
-        function clearImg() {
-            const temp = confirm("Clear confirm?");
-            if (temp) {
-                ctx.clearRect(0, 0, canvas.offsetWidth, canvas.offsetHeight);
-            }
-        }
-    </script>
-</body>
-</html>
