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