h1 {  list-style-type: disc}
h2 {  list-style-type: square; list-style-position: inside}
h3 {  list-style-type: square; list-style-position: outside}
h4 {  list-style-type: upper-roman}
h5 {  list-style-type: upper-alpha}
h6 {  list-style-image: url(glasses.gif)}