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