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