Element block pseudo-element :before generated with display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box font-size 16px background overflow hidden transition transform cursor default z-index auto height auto line-height 1 width 160px float left border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid padding 20px position static font-weight normal margin 0px