You want to add a background circle behind an icon. Which style declaration is correct?

[] .glyphicon-bgcircle {
  circle-radius: 50%;
  margins: 50px;
  background-color: #fdadc6;
  color: rgba(255, 255, 255, 1);
  font-size: 24px;
}

[] glyphicon-bgcircle {
  border-circle: 50%;
  padding: 50px;
  background-color: #fdadc6;
  color: rgba(255, 255, 255, 1);
  font-size: 24px;
}

[x] .glyphicon-bgcircle {
  border-radius: 50%;
  padding: 50px;
  background-color: #fdadc6;
  color: rgba(255, 255, 255, 1);
  font-size: 24px;
}

[] .glyphicon-bgcircle {
  radius-rounded: 50%;
  margins: auto;
  background-color: #fdadc6;
  color: rgba(255, 255, 255, 1);
  font-size: 24px;
}

Correct Answer:
[x] .glyphicon-bgcircle {
border-radius: 50%;
padding: 50px;
background-color: #fdadc6;
color: rgba(255, 255, 255, 1);
font-size: 24px;
}