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