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