Modifying default position of X (close) buttons
The default position of the X button is in the top right corner of the survey and positioned outside of the background frame of the survey.
If the button is moved 40 pixels from the top and 15 pixels from the right of the original position, the X will be inside the border, as follows:
To change the position of the X button, edit the top and right pixel numbers in the CSS file.
.neb-form-close-btn{
position: relative;
top: 40px !important;
right: 15px !important;
z-index: 9999999;}