Even width and height comparisons

src/elements/div.rs

@@ -49,6 +49,7 @@ impl Element for Div {
         let mut scope = crate::render_scope::RenderScope::new();
         scope.set_parent_transform(transform.clone());
 
+        transform.width = 0;
         transform.height = 0;
         let mut renderer = DivRenderer(&mut transform);
         for widget in &self.children {

src/style.rs

@@ -176,6 +176,9 @@ impl RawTransform {
         let child_bottom = self.y + self.height;
         let parent_bottom = parent.y + parent.height;
 
+        let child_right = self.x + self.width;
+        let parent_right = parent.x + parent.width;
+
         if child_bottom > parent_bottom {
             if parent_bottom > self.y {
                 self.height = parent_bottom - self.y;
@@ -183,6 +186,14 @@ impl RawTransform {
                 self.height = 0;
             }
         }
+
+        if child_right > parent_right {
+            if parent_right > self.x {
+                self.width = parent_right - self.x;
+            } else {
+                self.width = 0;
+            }
+        }
     }
 }