How to create an animated calendar with HTML and CSS

Overview

We’ll create our animated calendar in four steps:

1. Add HTML
2. Add CSS
3. Add JavaScript
4. Combine HTML, CSS, and JavaScript

Add HTML

First, we have to write the HTML to create the calendar.

Code explanation

• Line 5: We create a div for the calendar so that the calendar can be inside that div.

• Lines 6 and 7: We create a div in which the month and the year of the calendar can be shown.

• Line 18: We create a div in which we can see the dates.

• Lines 19 and 27: We create a div and write the names of the days in it.

• Line 28: We create a div so that it can display the complete number of days.

• Line 31: We show the list of the months.

• Line 33: We call the JavaScript.

Add CSS

Code explanation

• Lines 1 to 24: We set the colors and the font size for the calendar.

• Lines 26 and 39: We set the properties for the div of the calendar.

• Lines 40 to 173: We set the properties of the calendar. For example, the format of the dates and also the styling and animation of the dates.

• Lines 175 to 183: We set the styling for the months.

• Lines 185 to 202: We set the properties to display years in the calendar.

• Lines 204 to 218: We set the footer properties and the scroll bar properties.

• Lines 220 to 259: We set the properties for the format of the list of the months.

Add JavaScript

Code explanation

• Line 3: We write the names of the months.

• Lines 5 to 11: We check for the leap year and set the days of February accordingly.

• Line 13: We generate the calendar.

• Lines 15 to 20: We set the days of the months.

• Lines 22 to 49: We get the first day of the month to set the calendar.

• Lines 51 to 68: We get the months list and select the month from it.

• Lines 70 to 85: We set the date and the month.

Combine HTML, CSS, and JavaScript