diff --git a/src/calibre/gui2/tweak_book/live_css.py b/src/calibre/gui2/tweak_book/live_css.py
index b41b365732..d3dcf815f6 100644
--- a/src/calibre/gui2/tweak_book/live_css.py
+++ b/src/calibre/gui2/tweak_book/live_css.py
@@ -130,7 +130,7 @@ class Declaration(QWidget):
     def do_layout(self):
         fm = self.fontMetrics()
         bounding_rect = lambda text: fm.boundingRect(0, 0, 10000, 10000, Cell.FLAGS, text)
-        line_spacing = 5
+        line_spacing = 2
         side_margin = Cell.SIDE_MARGIN
         self.rows = []
         ypos = line_spacing + (1 if self.is_first else 0)