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