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