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