To create a JavaScript countdown timer, follow these steps: HTML Structure: Create a container for the countdown display. <div class="countdown-container"> <div id="days">00</div> <div id="hours">00</div> <div id="minutes">00</div> <div id="seconds">00</div> </div> CSS Styling: Style the container and countdown elements. .countdown-container { display: flex; justify-content: center; align-items: center; gap: 2rem; font-family: Arial, sans-serif; color: #333; } #days, #hours,…