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