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