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