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