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