Steps to Reproduce

http://zktest:8084/zkchartsdemo/gauge_activity

Then click any chart, for example, basic line

Current Result

The font size of labels are much larger.
susan: same on FF
michelle: same for MAC safari and iphone
 

Expected Result

The font size should be the same as before
 

Debug Information

Could be a side effect of gauge_activity
 

Workaround