How to disable elements selection and resizing in contenteditable div?

Question

E.g. I have the following layout:

Answer 1

SOLVED! On placing the non content-editable span within a content-editable BODY, it started showing a resize-able SPAN container. What just fix my problem was a simple one-liner CSS style pointer-events: none; on the inner SPAN tag.

min-width: 1.5cm;
display: inline-block;
pointer-events: none;

  Sample Text