Algorithm Steps:

Step 1: Write a html applet tag with code set class name and comment the tag

Step 2: Import all necessary packages and classes

Step 3: Define a class that extends applet and implements action listener

Step 4: Declare buttons tiny, large, medium, and small

Step 5: Create panels for card layout and for cards of buttons

Step 6: In the init() method, do the following:

             i) Create the card layout

            ii) Create the cardpanel and set its layout to card layout

           iii) Create other panels and set their layout to border layout

           iv) Create buttons and change their fonts to vriuos font face and sizes according to the button name

           v) Add action listener to the buttons and each button to one panel of appropriate name

           vi) Add the panels to the card panel

          vii) Set the layout of the applet to border layout and add card panel to the applet

Step 7: In the actionPerformed() method, move to the next card in the card panel