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