Time countdown
Time Countdown import time from tkinter import * from tkinter import messagebox root = Tk() root.geometry("1080x2130+0+0") root.overrideredirect(True) root.config(bg="black") hour=StringVar() minute=StringVar() second=StringVar() hour.set("00") minute.set("00") second.set("00") hourEntry= Entry(root,bd=0, fg="red",bg="black",width=3, font=("Arial",45,"bold"),textvariable=hour) hourEntry.place(x=50,y=300,width=300,height=300) minuteEntry= Entry(root,bd=0, fg="red",bg="black", width=3, font=("Arial",45,"bold"),textvariable=minute) minuteEntry.place(x=400,y=300,width=300,height=300) secondEntry= Entry(root,bd=0, fg="red",bg="black", width=3, font=("Arial",45,"bold"),textvariable=second) secondEntry.place(x=750,y=300,width=300,height=300) def submit(): try: temp = int(hour.get())*3600 + int(minute.get())*60 + int...