One label is used to scroll, and the label is used to scroll.
Label marqueen does not require js to achieve rolling effect
<! -- Rolling announcement -->
<Marquee direction = "up" behavior = "scroll" scrollamount = "1" scrolldelay = "0" loop = "-1" hspace = "10" vspace = "10">
I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement .... I am an announcement ....
</Marquee>
Attribute:
Direction = "up" scroll left right up down
Behavior = "scroll" scroll: cyclic scroll, default effect; slide: Stop only once; alternate: scroll back and forth
Scrollamount = "1" the scroll speed is the length of the movement for each scroll, in pixels.
Scrolldelay = "0" indicates the interval between scrolling, in milliseconds.
Loop = "-1" (the default value is-1, and the scrolling continues)
Blank Space (for example
Width height padding margin