[css-div="padding: 20px; border: 2px dotted green; background-color: white; -moz-border-radius: 10%; font-weight:"]
[css-div="padding: 20px; border: 2px dotted green; -moz-border-radius: 10%; font-weight:"]
If you still want css.
First code has a white background.
Second code has a transparent background.