div css实例教程,cssdiv布局技巧？

div css实例教程,cssdiv布局技巧？详细介绍

#nav {height: 30px;width: 100%;background-color: #c00;}#nav ul {margin: 0 0 0 30px;padding: 0px;font-size: 12px;color: #FFF;line-height: 30px;white-space: nowrap;}#nav li {list-style-type: none;display: inline;}#nav li a {text-decoration: none;font-family: Arial, Helvetica, sans-serif;padding: 7px 10px;color: #FFF;}#nav li a:hover {color: #ff0;background-color: #f00;}