diff --git a/less/jasny/layouts-semifluid.less b/less/jasny/layouts-semifluid.less
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+++ b/less/jasny/layouts-semifluid.less
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+//
+// Layouts
+// Fixed-width and fluid (with sidebar) layouts
+// --------------------------------------------
+
+// Fluid container for small screens, fixed for big screens
+.container-semifluid {
+  .container-fixed();
+  padding-left: @gridGutterWidth;
+  padding-right: @gridGutterWidth;
+  max-width: @gridRowWidth;
+}
diff --git a/less/jasny/layouts-semifluid.responsive.less b/less/jasny/layouts-semifluid.responsive.less
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+// RESPONSIVE CLASSES
+// ------------------
+
+// Semi-fluid container can grow up to size for big desktops
+.container-semifluid {
+  max-width: 1170px;
+}