As for a document message, there are two additional styles: wrapped and unwrapped.
对于Document消息，还有两种其他样式：wrapped和Unwrapped。
The "look and feel" can easily be changed through the CSS and additional styles can easily be added by adding 2 lines of CSS.
“视觉效果”可以靠改变样式表或添加两行样式代码来轻易实现。
The "look and feel" can easily be changed through the CSS and additional styles can easily be added by adding 2 lines of CSS.
“视觉效果”可以靠改变样式表或添加两行样式代码来轻易实现。
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