.ui-keyboard span { font-size: 4.3em; font-family: Arial, Helvetica, sans-serif; }
.ui-keyboard-button:not(.ui-keyboard-space) { height: 6em; width: 6em; margin: .3em; cursor: pointer; }
.ui-keyboard-space { height: 6em; width: 25em; margin: .3em; cursor: pointer;}