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