How to Change background color of Text box in Dhtmlx?

Discontinued products DHTMLX Touch
#1

I want to change background color of Text box in Dhtmlx?
Can u help me out ??
Its urgent.

#2

Do you want to change the background for all text controls on a page or for a certain control ?

The former can be achieved using the following rule:

.dhx_el_text .dhx_el_box{
background: #8fd8d2;
}