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