Element block pseudo-element :before generated with box-sizing content-box line-height 1 border 0px rgba(0,0,0,1) solid transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none margin 0px background height auto width 160px border-radius overflow hidden cursor default z-index auto display block position static font-weight normal font-size 16px transition padding 20px