.keyboard { display: inline-block; width: auto; height: auto; padding: 4px 12px; margin: 0 4px; background: #fff; border-radius: 3px; box-shadow: 0px 1px 3px 1px rgba(0, 0, 0, 0.5); font: 18px/24px Helvetica, Arial, serif; text-align: center; color: #666; }