Element block pseudo-element :before generated with float left overflow hidden font-weight normal width 40% height auto transition transform display block cursor default border-radius border 0px rgba(0,0,0,1) solid line-height 1 margin 0px box-shadow 1px 1px 1px rgba(0,0,0,0.3) position relative text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px z-index auto background padding 12px box-sizing content-box