also change label color on hover

mne_qt_browser/_pg_figure.py

@@ -1386,6 +1386,12 @@ def __init__(self, mne, pos, bounds):
         self.mne = mne
         self.label = VLineLabel(self)
 
+    def setMouseHover(self, hover):
+        super().setMouseHover(hover)
+        # Also change color of label
+        self.label.fill = self.currentPen.color()
+        self.label.border = self.currentPen
+
 
 def _q_font(point_size, bold=False):
     font = QFont()