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