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