代码如下

<table width=500><tr><td><font color=#991144&><marquee behavior=alternate><MARQUEE behavior=alternate><FONT face=宋体 color=red size=5><MARQUEE direction=up behavior=alternate width=60 height=120>欢</MARQUEE><FONT color=orange> <MARQUEE direction=up behavior=alternate width=60 height=80>迎</MARQUEE><FONT color=#FF8CA9><MARQUEE direction=up behavior=alternate width=60 height=120>学</MARQUEE><FONT color=green> <MARQUEE direction=up behavior=alternate width=60 height=80>习</MARQUEE><FONT color=blue><MARQUEE direction=up behavior=alternate width=60 height=120>指</MARQUEE><FONT color=lime> <MARQUEE direction=up behavior=alternate width=60 height=80>导</MARQUEE></FONT></FONT></FONT></FONT></FONT></FONT></marquee></font></td></tr></table>

效果：