绿色=(EOMONTH($E3,-1)+1<=G$2)*(G$2<=EOMONTH(TODAY(),-1)+1)
灰色=(G$2>EOMONTH(TODAY(),-1)+1)*(EOMONTH($F3,-1)+1>=G$2)
G2:BB2 自訂 年月日 ,如:G2:H2為1與2 ,實為2021/1/1 2021/2/1
