Component({
  properties: {
    pad: {
      type: String,
      value: '16px',
    },
    pt: {
      type: String,
      value: undefined,
    },
    pb: {
      type: String,
      value: undefined,
    },
    pl: {
      type: String,
      value: undefined,
    },
    pr: {
      type: String,
      value: undefined,
    }
  }
});