how to make all letters captials css code example

Example 1: css text transform

#example {
  text-transform: none;	/* No capitalization, the text renders as it is (default) */
  text-transform: capitalize;	/* Transforms the first character of each word to uppercase */
  text-transform: uppercase;	/* Transforms all characters to uppercase */
  text-transform: lowercase;	/* Transforms all characters to lowercase */
  text-transform: initial;	/* Sets this property to its default value */
  text-transform: inherit;	/* Inherits this property from its parent element */
}

Example 2: How do you make each word in a text start with a capital letter?

h1 {
  text-transform: capitalize;
}