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