drag-drop image enlarging table

Question

Hello,
so i have this problem of every time i drag an image into my board(table) it enlarges that piece of the board. Also i can only drag the image in google chrome and internet explorer but not Firefox. basically i am trying to make a functional checkers game.
https://code.sololearn.com/WBdilQPJaYDy

Answer 1

Specify the width and height for your table cells.
td {
width: 70px;
height: 70px;
}