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