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