make chart elements panel beautiful
make chart elements panel beautiful

Change-Id: I9e76f9b314dce6b4392d43fee4d5e05a450aac84

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core