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