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