Check out example codes for "comments in css". It will help you in understanding the concepts better.

Code Example 1

/* a comment in css */

Code Example 2

/* This is a CSS comment! */
/* Remember that you have to add the end bit on comments or all your
code will turn to comments! Thease comments can go over several lines! */

Code Example 3

/*comment here*/

Code Example 4

/* This text is commented in CSS :) */

Code Example 5

/* this is some commented out css
.my-field{
   font-size:10px;
   border:1px solid red;
}
*/

Learn ReactJs, React Native from akashmittal.com