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