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