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