Editing usability on tablet device

Steps to Reproduce

use a ipad chrome or iphone chrome

go to : http://10.1.3.45:8089/keikai-demo/database

click "Add New"

double-click the value of "Quantity" or "Unit Cost" to edit the data. When double-clicking, it often enlarges (zoom in) the screen. 

Current Result

When trying to double click and edit a cell, it zooms in the screen 

( especially the first load of the page)

Note: if you first single click on the page, and then do the double click, it won't zoom in

Expected Result

Allow editing without zooming in

Debug Information

Workaround