Style as specified in the style element:
.one { display: block; }
.two { display: inline; }
.three { display: list-item; list-style-type: square; margin-left: 3em; }
.four { display: none; color: red; }
I { display: block; }
Serialized style, using CSS DOM:
.one { display: block; }
.two { display: inline; }
.three { display: list-item; list-style-type: square; margin-left: 3em; }
.four { display: none; color: red; }
i { display: block; }