diff --git a/elements/_tables.scss b/elements/_tables.scss
index 4e23ed9..ace7378 100644
--- a/elements/_tables.scss
+++ b/elements/_tables.scss
@@ -101,7 +101,10 @@ tfoot {
 // Row
 // -----------------------------------------------------------------------------
 tr {
-
+	&.active {
+		color: config.$color_highlight_basic;
+		background-color: config.$color_action_basic;
+	}
 }
 
 // Cells
@@ -109,6 +112,10 @@ tr {
 th, td {
 	@extend %basic;
 	padding: config.$space_half;
+
+	&.rigid {
+		white-space: nowrap;
+	}
 }
 
 th {
diff --git a/global/_common.scss b/global/_common.scss
index c39eacf..7c5a559 100644
--- a/global/_common.scss
+++ b/global/_common.scss
@@ -11,25 +11,6 @@
 
 // General classes
 // -----------------------------------------------------------------------------
-%size_content {
-	box-sizing: content-box;
-}
-
-%size_content_solo {
-	@extend %size_content;
-
-	*,
-	::before,
-	::after {
-		box-sizing: config.$box_sizing;
-	}
-}
-
-%size_io_button {
-	border: config.$width_border_io solid transparent;
-	padding: config.$padding_basic;
-}
-
 .di_none {
 	display: none !important;
 }
diff --git a/modules/io/_io_module.scss b/modules/io/_io_module.scss
index 59e44e1..3fcb838 100644
--- a/modules/io/_io_module.scss
+++ b/modules/io/_io_module.scss
@@ -19,23 +19,34 @@ footer {
 			}
 		}
 
-		nav>span,
+		nav > span,
 		nav label,
 		.a_button {
 			@extend %basic;
-			@extend %size_io_button;
+			border: config.$width_border_io solid transparent;
+			padding: config.$padding_basic;
 		}
 
 		.a_button {
 			@extend .button_io;
 		}
 
-		.group {
+		.group-input {
 			display: flex;
 			flex-flow: row nowrap;
 		}
 
-		input:not([type="range"]) {
+		.group-input-wrap {
+			border: config.$width_border_io solid transparent;
+			padding: config.$padding_basic;
+			background-color: config.$color_back_io;
+
+			& > input {
+				margin: 0;
+			}
+		}
+
+		input:not([type="checkbox"], [type="range"]) {
 			@extend .input_io;
 		}
 
@@ -46,7 +57,7 @@ footer {
 		button {
 			@extend .button_io;
 
-			&>* {
+			& > * {
 				pointer-events: none;
 			}
 		}