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