#first{
	/* Keyword value */
	column-count: auto;
	column-gap: normal; 
	column-rule-style: none;
	column-rule-width: medium;
	column-width: auto;
}
#second{
	/* <integer> value */
	column-count: 3;
	column-gap: 2.5em;
	column-rule-style: dashed;
	column-rule-width: 2.5em;
	column-width: 0.3vw;
}
#third{
	/* Global value */
	column-count: inherit;
	column-gap: initial;
	column-rule-style: unset;
	column-rule-width: inherit;
	column-width: initial;
}