how to make text unselectable in css code example

Example 1: make text unselectable css

-webkit-user-select: none; /* Safari */        
-moz-user-select: none; /* Firefox */
-ms-user-select: none; /* IE10+/Edge */
user-select: none; /* Standard */

Example 2: css make input unselectable

input {
      pointer-events:none;
    }