Check out example codes for "cursor not pointer". It will help you in understanding the concepts better.

Code Example 1

body {
  	/*(Cursor image must be 32*32 pixles)*/
	cursor: url(CURSOR_URL), auto;

Code Example 2

#Element {
	cursor: pointer; /*When you point on this element, cursor will be
  	a pointer.*/

#Element {
	cursor: default; /*Will make the cursor not point.*/

Code Example 3

cursor: pointer;
/* Mouse image is a hand */

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