$color-banker: #C70A00;
$color-player: #2C30B1;
$color-tie: #289301;

@mixin chip() {
  border-radius: 100%;
  color: #fff;
  font-weight: bold;
  margin-bottom: 4px;
  width: 12px;
  height: 12px;

  &.pointer {
    cursor: pointer;
  }
  &.p {
    background-color: $color-player;
  }
  &.t {
    background-color: $color-tie;
  }
  &.b {
    background-color: $color-banker;
  }
}