Element block pseudo-element :before generated with transition z-index auto border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) background box-sizing content-box border-radius transform line-height 1 display block font-weight bold position static padding 20px cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) overflow hidden font-size 16px float none height auto width 50% margin 0px