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