以下CSS建立了Listing A.所示的翻滚效果：
a:link {
color:
#0000FF;
text-decoration:
underline;
font-weight:
normal;
font-style:
normal;
}
a:visited {
color:
#3399FF;
text-decoration:
underline;
background-color:
#FFFFFF;
font-weight:
normal;
font-style:
italic;
}
a:hover {
color:
#0000FF;
text-decoration:
underline;
background-color:
#FFFF00;
font-weight:
bold;
font-style:
normal;
}
a:active {
color:
#FF0000;
text-decoration:
none;
background-color:
#CCCCCC;
font-weight:
bold;
font-style:
normal;
}
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