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