Element block pseudo-element :after generated with border-radius font-weight normal padding 20px transition width 160px overflow hidden box-sizing content-box margin 0px border 0px rgba(0,0,0,1) solid float none text-shadow 0px 0px 9px rgba(20,255,20,0.7) z-index auto height auto position static display block background transform cursor default line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px