diff --git a/src/tools.js b/src/tools.js
index 4f89495..8ba8280 100644
--- a/src/tools.js
+++ b/src/tools.js
@@ -842,13 +842,13 @@
 					ctx.fillRect(x, y, w, h);
 					ctx.restore();
 				} else {
- 					ctx.save();
- 					ctx.fillStyle = ctx.strokeStyle;
- 					ctx.fillRect(x, y, stroke_size, h);
- 					ctx.fillRect(x+w-stroke_size, y, stroke_size, h);
- 					ctx.fillRect(x, y, w, stroke_size);
- 					ctx.fillRect(x, y+h-stroke_size, w, stroke_size);
- 					ctx.restore();
+					ctx.save();
+					ctx.fillStyle = ctx.strokeStyle;
+					ctx.fillRect(x, y, stroke_size, h);
+					ctx.fillRect(x + w - stroke_size, y, stroke_size, h);
+					ctx.fillRect(x, y, w, stroke_size);
+					ctx.fillRect(x, y + h - stroke_size, w, stroke_size);
+					ctx.restore();
 				}
 			}
 		},
diff --git a/styles/layout.css b/styles/layout.css
index b26a975..c5c3bd8 100644
--- a/styles/layout.css
+++ b/styles/layout.css
@@ -594,7 +594,7 @@ html, body, .jspaint {
 	max-width: 230px;
 	float: right;
 	margin: 5px;
-    box-sizing: border-box;
+	box-sizing: border-box;
 }
 .save-as .window-content > form > div > label:not(:first-of-type) {
 	margin-top: 8px;
@@ -704,7 +704,7 @@ html, body, .jspaint {
 .dialog-window:not(.horizontal-buttons):not(.edit-colors-window) .window-content .button-group {
 	padding-left: 10px;
 	display: flex;
-    flex-direction: column;
+	flex-direction: column;
 	gap: 5px;
 }
 
@@ -766,11 +766,11 @@ html, body, .jspaint {
 }
 .custom-zoom-window .fieldset-body {
 	display: flex;
-    flex-flow: column wrap;
-    width: 240px;
+	flex-flow: column wrap;
+	width: 240px;
 	height: 70px;
-    padding: 12px 5px;
-    row-gap: 10px;
+	padding: 12px 5px;
+	row-gap: 10px;
 }
 .custom-zoom-window bdi {
 	margin: 0 10px;
diff --git a/styles/layout.rtl.css b/styles/layout.rtl.css
index 93baf4d..b5e358b 100644
--- a/styles/layout.rtl.css
+++ b/styles/layout.rtl.css
@@ -594,7 +594,7 @@ html, body, .jspaint {
 	max-width: 230px;
 	float: left;
 	margin: 5px;
-    box-sizing: border-box;
+	box-sizing: border-box;
 }
 .save-as .window-content > form > div > label:not(:first-of-type) {
 	margin-top: 8px;
@@ -704,7 +704,7 @@ html, body, .jspaint {
 .dialog-window:not(.horizontal-buttons):not(.edit-colors-window) .window-content .button-group {
 	padding-right: 10px;
 	display: flex;
-    flex-direction: column;
+	flex-direction: column;
 	gap: 5px;
 }
 
@@ -766,11 +766,11 @@ html, body, .jspaint {
 }
 .custom-zoom-window .fieldset-body {
 	display: flex;
-    flex-flow: column wrap;
-    width: 240px;
+	flex-flow: column wrap;
+	width: 240px;
 	height: 70px;
-    padding: 12px 5px;
-    row-gap: 10px;
+	padding: 12px 5px;
+	row-gap: 10px;
 }
 .custom-zoom-window bdi {
 	margin: 0 10px;
diff --git a/styles/themes/winter.css b/styles/themes/winter.css
index 00c689f..7d63b83 100644
--- a/styles/themes/winter.css
+++ b/styles/themes/winter.css
@@ -154,7 +154,7 @@ button.grinch-button {
 	right: 0px;
 	width: 100px;
 	height: 179px;
-    z-index: 2;
+	z-index: 2;
 	background-image: url("../../images/winter/grinch-smile-spritesheet.png");
 	border: 0;
 	background-color: transparent;