PublishingCSS:FiguringThingsOutTogether

.page {
  width: 21cm;
  min-height: 29.7cm;
  padding: 0.5cm;
  margin: 1cm auto;
  border: 1px #D3D3D3 solid;
  border-radius: 5px;
  background: white;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
}