The code for lists.css is: @charset "utf-8"; nav ul { list-style-type: none; margin: 0; padding: 0; overflow: hidden; background-color: #333333; } nav ul li { float: left; } nav ul li a { display: block; color: white; text-align: center; padding: 16px; text-decoration: none; } nav ul li a:hover { background-color: #800; text-decoration: underline; } ol li { list-style-type: decimal; } ol li ol li { list-style-type: lower-alpha; } ol li ol li ol li { list-style-type: lower-roman; } ul.square li { list-style-image: url('sqpurple.gif'); } ul.smile li { list-style-image: url('smile.jpg'); }
