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docs/examples/styles/overflow.css

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+Screen {
+    background: $background;
+    color: black;
+}
+
+Vertical {
+    width: 1fr;
+}
+
+Static {
+    margin: 1 2;  
+    background: blue 20%;  
+    border: blue wide;
+    height: auto;
+}    
+
+#right {
+    overflow-y: hidden;
+}